boilerplate: Remove unused thread id parameter

The thread id is not used anymore (it is always == 0), so it can be
removed.

21 files changed, 8 insertions, 88 deletions

diff --git a/boilerplate/cairo-boilerplate-cogl.c b/boilerplate/cairo-boilerplate-cogl.c
index 8dda31727..e39ad333d 100644
--- a/boilerplate/cairo-boilerplate-cogl.c
+++ b/boilerplate/cairo-boilerplate-cogl.c
@@ -66,7 +66,6 @@ _cairo_boilerplate_cogl_create_offscreen_color_surface (const char		*name,
 							double			 max_width,
 							double			 max_height,
 							cairo_boilerplate_mode_t mode,
-							int			 id,
 							void		       **abstract_closure)
 {
     cairo_device_t *device;
@@ -116,7 +115,6 @@ _cairo_boilerplate_cogl_create_onscreen_color_surface (const char	       *name,
 						       double			max_width,
 						       double			max_height,
 						       cairo_boilerplate_mode_t mode,
-						       int			id,
 						       void		      **abstract_closure)
 {
     cairo_device_t *device;
diff --git a/boilerplate/cairo-boilerplate-directfb.c b/boilerplate/cairo-boilerplate-directfb.c
index be5efb652..a479011d9 100644
--- a/boilerplate/cairo-boilerplate-directfb.c
+++ b/boilerplate/cairo-boilerplate-directfb.c
@@ -175,7 +175,6 @@ _cairo_boilerplate_directfb_create_surface (const char		      *name,
 					    double		       max_width,
 					    double		       max_height,
 					    cairo_boilerplate_mode_t   mode,
-					    int 		       id,
 					    void		     **closure)
 {
 
diff --git a/boilerplate/cairo-boilerplate-drm.c b/boilerplate/cairo-boilerplate-drm.c
index 8f0431496..214ce50cd 100644
--- a/boilerplate/cairo-boilerplate-drm.c
+++ b/boilerplate/cairo-boilerplate-drm.c
@@ -42,7 +42,6 @@ _cairo_boilerplate_drm_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     cairo_device_t *device;
diff --git a/boilerplate/cairo-boilerplate-egl.c b/boilerplate/cairo-boilerplate-egl.c
index 0e1c9b965..ce0aceb6c 100644
--- a/boilerplate/cairo-boilerplate-egl.c
+++ b/boilerplate/cairo-boilerplate-egl.c
@@ -72,7 +72,6 @@ _cairo_boilerplate_egl_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     egl_target_closure_t *gltc;
diff --git a/boilerplate/cairo-boilerplate-glx.c b/boilerplate/cairo-boilerplate-glx.c
index 690844ead..35e819244 100644
--- a/boilerplate/cairo-boilerplate-glx.c
+++ b/boilerplate/cairo-boilerplate-glx.c
@@ -74,7 +74,6 @@ _cairo_boilerplate_gl_create_surface (const char		*name,
 				      double			 max_width,
 				      double			 max_height,
 				      cairo_boilerplate_mode_t	 mode,
-				      int			 id,
 				      void		       **closure)
 {
     int rgba_attribs[] = { GLX_RGBA,
@@ -151,7 +150,6 @@ _cairo_boilerplate_gl_create_window (const char 	       *name,
 				     double			max_width,
 				     double			max_height,
 				     cairo_boilerplate_mode_t	mode,
-				     int			id,
 				     void		      **closure)
 {
     int rgba_attribs[] = { GLX_RGBA,
@@ -232,7 +230,6 @@ _cairo_boilerplate_gl_create_window_db (const char		  *name,
 					double			   max_width,
 					double			   max_height,
 					cairo_boilerplate_mode_t   mode,
-					int			   id,
 					void			 **closure)
 {
     int rgba_attribs[] = { GLX_RGBA,
diff --git a/boilerplate/cairo-boilerplate-pdf.c b/boilerplate/cairo-boilerplate-pdf.c
index 5173780db..d76d13951 100644
--- a/boilerplate/cairo-boilerplate-pdf.c
+++ b/boilerplate/cairo-boilerplate-pdf.c
@@ -64,7 +64,6 @@ _cairo_boilerplate_pdf_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     pdf_target_closure_t *ptc;
diff --git a/boilerplate/cairo-boilerplate-ps.c b/boilerplate/cairo-boilerplate-ps.c
index 53c8cb825..ae61239f3 100644
--- a/boilerplate/cairo-boilerplate-ps.c
+++ b/boilerplate/cairo-boilerplate-ps.c
@@ -82,7 +82,6 @@ _cairo_boilerplate_ps_create_surface (const char		*name,
 				      double			 max_width,
 				      double			 max_height,
 				      cairo_boilerplate_mode_t	 mode,
-				      int			 id,
 				      void		       **closure)
 {
     ps_target_closure_t *ptc;
@@ -144,14 +143,13 @@ _cairo_boilerplate_ps2_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     return _cairo_boilerplate_ps_create_surface (name, content,
 						 CAIRO_PS_LEVEL_2,
 						 width, height,
 						 max_width, max_height,
-						 mode, id,
+						 mode,
 						 closure);
 }
 
@@ -163,14 +161,13 @@ _cairo_boilerplate_ps3_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     return _cairo_boilerplate_ps_create_surface (name, content,
 						 CAIRO_PS_LEVEL_3,
 						 width, height,
 						 max_width, max_height,
-						 mode, id,
+						 mode,
 						 closure);
 }
 
diff --git a/boilerplate/cairo-boilerplate-qt.cpp b/boilerplate/cairo-boilerplate-qt.cpp
index bbeea4ab3..a559f4fe7 100644
--- a/boilerplate/cairo-boilerplate-qt.cpp
+++ b/boilerplate/cairo-boilerplate-qt.cpp
@@ -60,7 +60,6 @@ _cairo_boilerplate_qt_create_surface (const char		*name,
 				      double			 max_width,
 				      double			 max_height,
 				      cairo_boilerplate_mode_t	 mode,
-				      int			 id,
 				      void		       **closure)
 {
     qt_closure_t *qtc;
diff --git a/boilerplate/cairo-boilerplate-quartz.c b/boilerplate/cairo-boilerplate-quartz.c
index 6b9697a5e..d4ca35383 100644
--- a/boilerplate/cairo-boilerplate-quartz.c
+++ b/boilerplate/cairo-boilerplate-quartz.c
@@ -36,7 +36,6 @@ _cairo_boilerplate_quartz_create_surface (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     cairo_format_t format;
diff --git a/boilerplate/cairo-boilerplate-script.c b/boilerplate/cairo-boilerplate-script.c
index f03174403..da8ae3bbd 100644
--- a/boilerplate/cairo-boilerplate-script.c
+++ b/boilerplate/cairo-boilerplate-script.c
@@ -44,7 +44,6 @@ _cairo_boilerplate_script_create_surface (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     script_target_closure_t *ptc;
diff --git a/boilerplate/cairo-boilerplate-skia.c b/boilerplate/cairo-boilerplate-skia.c
index 2bd31b006..c06e7f054 100644
--- a/boilerplate/cairo-boilerplate-skia.c
+++ b/boilerplate/cairo-boilerplate-skia.c
@@ -11,7 +11,6 @@ _cairo_boilerplate_skia_create_surface (const char		  *name,
 					double			   max_width,
 					double			   max_height,
 					cairo_boilerplate_mode_t   mode,
-					int			   id,
 					void			 **closure)
 {
     cairo_format_t format;
diff --git a/boilerplate/cairo-boilerplate-svg.c b/boilerplate/cairo-boilerplate-svg.c
index 310dc5df1..eda2f66ca 100644
--- a/boilerplate/cairo-boilerplate-svg.c
+++ b/boilerplate/cairo-boilerplate-svg.c
@@ -62,7 +62,6 @@ _cairo_boilerplate_svg_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     svg_target_closure_t *ptc;
@@ -117,7 +116,6 @@ _cairo_boilerplate_svg11_create_surface (const char		   *name,
 					 double 		    max_width,
 					 double 		    max_height,
 					 cairo_boilerplate_mode_t   mode,
-					 int			    id,
 					 void			  **closure)
 {
     /* current default, but be explicit in case the default changes */
@@ -125,7 +123,7 @@ _cairo_boilerplate_svg11_create_surface (const char		   *name,
 						  CAIRO_SVG_VERSION_1_1,
 						  width, height,
 						  max_width, max_height,
-						  mode, id,
+						  mode,
 						  closure);
 }
 
@@ -137,14 +135,13 @@ _cairo_boilerplate_svg12_create_surface (const char		   *name,
 					 double 		    max_width,
 					 double 		    max_height,
 					 cairo_boilerplate_mode_t   mode,
-					 int			    id,
 					 void			  **closure)
 {
     return _cairo_boilerplate_svg_create_surface (name, content,
 						  CAIRO_SVG_VERSION_1_2,
 						  width, height,
 						  max_width, max_height,
-						  mode, id,
+						  mode,
 						  closure);
 }
 
diff --git a/boilerplate/cairo-boilerplate-test-surfaces.c b/boilerplate/cairo-boilerplate-test-surfaces.c
index 73f250330..293b77fff 100644
--- a/boilerplate/cairo-boilerplate-test-surfaces.c
+++ b/boilerplate/cairo-boilerplate-test-surfaces.c
@@ -44,7 +44,6 @@ _cairo_boilerplate_test_base_compositor_create_surface (const char		   *name,
 							double		    max_width,
 							double		    max_height,
 							cairo_boilerplate_mode_t mode,
-							int			    id,
 							void		  **closure)
 {
     *closure = NULL;
@@ -60,7 +59,6 @@ _cairo_boilerplate_test_fallback_compositor_create_surface (const char		   *name
 							    double		    max_width,
 							    double		    max_height,
 							    cairo_boilerplate_mode_t mode,
-							    int			    id,
 							    void		  **closure)
 {
     *closure = NULL;
@@ -75,7 +73,6 @@ _cairo_boilerplate_test_mask_compositor_create_surface (const char		   *name,
 							 double			    max_width,
 							 double			    max_height,
 							 cairo_boilerplate_mode_t   mode,
-							 int			    id,
 							 void			  **closure)
 {
     *closure = NULL;
@@ -91,7 +88,6 @@ _cairo_boilerplate_test_traps_compositor_create_surface (const char		   *name,
 							 double			    max_width,
 							 double			    max_height,
 							 cairo_boilerplate_mode_t   mode,
-							 int			    id,
 							 void			  **closure)
 {
     *closure = NULL;
@@ -106,7 +102,6 @@ _cairo_boilerplate_test_spans_compositor_create_surface (const char		   *name,
 							 double			    max_width,
 							 double			    max_height,
 							 cairo_boilerplate_mode_t   mode,
-							 int			    id,
 							 void			  **closure)
 {
     *closure = NULL;
@@ -121,7 +116,6 @@ _cairo_boilerplate_test_no_fallback_compositor_create_surface (const char		   *n
 							       double			    max_width,
 							       double			    max_height,
 							       cairo_boilerplate_mode_t   mode,
-							       int			    id,
 							       void			  **closure)
 {
     if (mode == CAIRO_BOILERPLATE_MODE_TEST)
@@ -139,7 +133,6 @@ _cairo_boilerplate_test_no_traps_compositor_create_surface (const char		   *name
 							 double			    max_width,
 							 double			    max_height,
 							 cairo_boilerplate_mode_t   mode,
-							 int			    id,
 							 void			  **closure)
 {
     if (mode == CAIRO_BOILERPLATE_MODE_TEST)
@@ -157,7 +150,6 @@ _cairo_boilerplate_test_no_spans_compositor_create_surface (const char		   *name
 							 double			    max_width,
 							 double			    max_height,
 							 cairo_boilerplate_mode_t   mode,
-							 int			    id,
 							 void			  **closure)
 {
     if (mode == CAIRO_BOILERPLATE_MODE_TEST)
@@ -182,7 +174,6 @@ _cairo_boilerplate_test_paginated_create_surface (const char		    *name,
 						  double		     max_width,
 						  double		     max_height,
 						  cairo_boilerplate_mode_t   mode,
-						  int			     id,
 						  void			   **closure)
 {
     test_paginated_closure_t *tpc;
diff --git a/boilerplate/cairo-boilerplate-vg.c b/boilerplate/cairo-boilerplate-vg.c
index a49ed5dfd..ee32b3c62 100644
--- a/boilerplate/cairo-boilerplate-vg.c
+++ b/boilerplate/cairo-boilerplate-vg.c
@@ -78,7 +78,6 @@ _cairo_boilerplate_vg_create_surface_glx (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     int rgba_attribs[] = {
@@ -207,7 +206,6 @@ _cairo_boilerplate_vg_create_surface_egl (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     int rgba_attribs[] = {
diff --git a/boilerplate/cairo-boilerplate-wgl.c b/boilerplate/cairo-boilerplate-wgl.c
index 8ae1dcba0..908817788 100644
--- a/boilerplate/cairo-boilerplate-wgl.c
+++ b/boilerplate/cairo-boilerplate-wgl.c
@@ -109,7 +109,6 @@ _cairo_boilerplate_wgl_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     wgl_target_closure_t *wgltc;
@@ -146,7 +145,6 @@ _cairo_boilerplate_wgl_for_create_window (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     wgl_target_closure_t *wgltc;
diff --git a/boilerplate/cairo-boilerplate-win32-printing.c b/boilerplate/cairo-boilerplate-win32-printing.c
index 0e54512ae..c251bbfa0 100644
--- a/boilerplate/cairo-boilerplate-win32-printing.c
+++ b/boilerplate/cairo-boilerplate-win32-printing.c
@@ -169,7 +169,6 @@ _cairo_boilerplate_win32_printing_create_surface (const char		    *name,
 						  double		     max_width,
 						  double		     max_height,
 						  cairo_boilerplate_mode_t   mode,
-						  int			     id,
 						  void			   **closure)
 {
     win32_target_closure_t *ptc;
diff --git a/boilerplate/cairo-boilerplate-win32.c b/boilerplate/cairo-boilerplate-win32.c
index f7be6634e..7469cc749 100644
--- a/boilerplate/cairo-boilerplate-win32.c
+++ b/boilerplate/cairo-boilerplate-win32.c
@@ -36,7 +36,6 @@ _cairo_boilerplate_win32_create_surface (const char		   *name,
 					 double 		    max_width,
 					 double 		    max_height,
 					 cairo_boilerplate_mode_t   mode,
-					 int			    id,
 					 void			  **closure)
 {
     cairo_format_t format;
diff --git a/boilerplate/cairo-boilerplate-xcb.c b/boilerplate/cairo-boilerplate-xcb.c
index f9810ee48..979f5b590 100644
--- a/boilerplate/cairo-boilerplate-xcb.c
+++ b/boilerplate/cairo-boilerplate-xcb.c
@@ -245,7 +245,6 @@ _cairo_boilerplate_xcb_create_surface (const char		 *name,
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure)
 {
     xcb_screen_t *root;
@@ -394,7 +393,6 @@ _cairo_boilerplate_xcb_create_window (const char		*name,
 				      double			 max_width,
 				      double			 max_height,
 				      cairo_boilerplate_mode_t	 mode,
-				      int			 id,
 				      void		       **closure)
 {
     xcb_target_closure_t *xtc;
@@ -471,7 +469,6 @@ _cairo_boilerplate_xcb_create_window_db (const char		   *name,
 					 double 		    max_width,
 					 double 		    max_height,
 					 cairo_boilerplate_mode_t   mode,
-					 int			    id,
 					 void			  **closure)
 {
     xcb_target_closure_t *xtc;
@@ -549,7 +546,6 @@ _cairo_boilerplate_xcb_create_render_0_0 (const char		    *name,
 					  double		     max_width,
 					  double		     max_height,
 					  cairo_boilerplate_mode_t   mode,
-					  int			     id,
 					  void			   **closure)
 {
     xcb_screen_t *root;
@@ -651,7 +647,6 @@ _cairo_boilerplate_xcb_create_fallback (const char		  *name,
 					double			   max_width,
 					double			   max_height,
 					cairo_boilerplate_mode_t   mode,
-					int			   id,
 					void			 **closure)
 {
     xcb_target_closure_t *xtc;
diff --git a/boilerplate/cairo-boilerplate-xlib.c b/boilerplate/cairo-boilerplate-xlib.c
index 38c113575..abd1ba989 100644
--- a/boilerplate/cairo-boilerplate-xlib.c
+++ b/boilerplate/cairo-boilerplate-xlib.c
@@ -280,7 +280,6 @@ _cairo_boilerplate_xlib_create_surface (const char		  *name,
 					double			   max_width,
 					double			   max_height,
 					cairo_boilerplate_mode_t   mode,
-					int			   id,
 					void			 **closure)
 {
     xlib_target_closure_t *xtc;
@@ -323,13 +322,11 @@ _cairo_boilerplate_xlib_window_create_surface (const char		 *name,
 					       double			  max_width,
 					       double			  max_height,
 					       cairo_boilerplate_mode_t   mode,
-					       int			  id,
 					       void			**closure)
 {
     xlib_target_closure_t *xtc;
     Display *dpy;
-    Screen *scr;
-    int screen, x, y;
+    int screen;
     XSetWindowAttributes attr;
     cairo_surface_t *surface;
 
@@ -374,25 +371,9 @@ _cairo_boilerplate_xlib_window_create_surface (const char		 *name,
 	return NULL;
     }
 
-    /* tile the windows so threads do not overlap */
-    scr = XScreenOfDisplay (dpy, screen);
-    x = 10; y = 15;
-    if (id-- > 1) do {
-	x += max_width;
-	if (x + max_width > WidthOfScreen (scr)) {
-	    x = 10;
-	    y += max_height;
-	    if (y + max_height > HeightOfScreen (scr)) {
-		XCloseDisplay (dpy);
-		free (xtc);
-		return NULL;
-	    }
-	}
-    } while (--id);
-
     attr.override_redirect = True;
     xtc->drawable = XCreateWindow (dpy, DefaultRootWindow (dpy),
-				   x, y,
+				   0, 0,
 				   width, height, 0,
 				   DefaultDepth (dpy, screen),
 				   InputOutput,
@@ -475,13 +456,11 @@ _cairo_boilerplate_xlib_fallback_create_surface (const char		   *name,
 						 double 		    max_width,
 						 double 		    max_height,
 						 cairo_boilerplate_mode_t   mode,
-						 int			    id,
 						 void			  **closure)
 {
     xlib_target_closure_t *xtc;
     Display *dpy;
-    Screen *scr;
-    int screen, x, y;
+    int screen;
     XSetWindowAttributes attr;
     cairo_surface_t *surface;
 
@@ -526,25 +505,9 @@ _cairo_boilerplate_xlib_fallback_create_surface (const char		   *name,
 	return NULL;
     }
 
-    /* tile the windows so threads do not overlap */
-    scr = XScreenOfDisplay (dpy, screen);
-    x = y = 0;
-    if (id-- > 1) do {
-	x += max_width;
-	if (x + max_width > WidthOfScreen (scr)) {
-	    x = 0;
-	    y += max_height;
-	    if (y + max_height > HeightOfScreen (scr)) {
-		XCloseDisplay (dpy);
-		free (xtc);
-		return NULL;
-	    }
-	}
-    } while (--id);
-
     attr.override_redirect = True;
     xtc->drawable = XCreateWindow (dpy, DefaultRootWindow (dpy),
-				   x, y,
+				   0, 0,
 				   width, height, 0,
 				   DefaultDepth (dpy, screen),
 				   InputOutput,
diff --git a/boilerplate/cairo-boilerplate.c b/boilerplate/cairo-boilerplate.c
index b4b492fc1..89ab1ce03 100644
--- a/boilerplate/cairo-boilerplate.c
+++ b/boilerplate/cairo-boilerplate.c
@@ -132,7 +132,6 @@ _cairo_boilerplate_image_create_surface (const char		   *name,
 					 double 		    max_width,
 					 double 		    max_height,
 					 cairo_boilerplate_mode_t   mode,
-					 int			    id,
 					 void			  **closure)
 {
     cairo_format_t format;
@@ -188,7 +187,6 @@ _cairo_boilerplate_image16_create_surface (const char		     *name,
 					   double		      max_width,
 					   double		      max_height,
 					   cairo_boilerplate_mode_t   mode,
-					   int			      id,
 					   void			    **closure)
 {
     *closure = NULL;
@@ -243,7 +241,6 @@ _cairo_boilerplate_recording_create_surface (const char 	       *name,
 					     double			max_width,
 					     double			max_height,
 					     cairo_boilerplate_mode_t	mode,
-					     int			id,
 					     void		      **closure)
 {
     cairo_rectangle_t extents;
diff --git a/boilerplate/cairo-boilerplate.h b/boilerplate/cairo-boilerplate.h
index b1a1f1cbd..461b98b69 100644
--- a/boilerplate/cairo-boilerplate.h
+++ b/boilerplate/cairo-boilerplate.h
@@ -124,7 +124,6 @@ typedef cairo_surface_t *
 				       double			  max_width,
 				       double			  max_height,
 				       cairo_boilerplate_mode_t   mode,
-				       int			  id,
 				       void			**closure);
 
 typedef cairo_surface_t *