improve passstuffbyref return analysis

Change-Id: I4258bcc97273d8bb7a8c4879fac02a427f76e18c
Reviewed-on: https://gerrit.libreoffice.org/27317
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

6 files changed, 6 insertions, 6 deletions

diff --git a/configmgr/source/lock.cxx b/configmgr/source/lock.cxx
index 66a2be9eeca6..9258b35bfeb7 100644
--- a/configmgr/source/lock.cxx
+++ b/configmgr/source/lock.cxx
@@ -25,7 +25,7 @@
 
 namespace configmgr {
 
-std::shared_ptr<osl::Mutex> lock()
+std::shared_ptr<osl::Mutex> const & lock()
 {
     static std::shared_ptr<osl::Mutex> theLock;
     if (!theLock.get())
diff --git a/configmgr/source/lock.hxx b/configmgr/source/lock.hxx
index d8c050e824e6..ee98efcc365f 100644
--- a/configmgr/source/lock.hxx
+++ b/configmgr/source/lock.hxx
@@ -26,7 +26,7 @@
 
 namespace configmgr {
 
-std::shared_ptr<osl::Mutex> lock();
+std::shared_ptr<osl::Mutex> const & lock();
 
 }
 
diff --git a/configmgr/source/propertynode.cxx b/configmgr/source/propertynode.cxx
index 97c32b21fe4f..041cd50f890d 100644
--- a/configmgr/source/propertynode.cxx
+++ b/configmgr/source/propertynode.cxx
@@ -48,7 +48,7 @@ rtl::Reference< Node > PropertyNode::clone(bool) const {
 }
 
 
-css::uno::Any PropertyNode::getValue(Components & components) {
+css::uno::Any const & PropertyNode::getValue(Components & components) {
     if (!externalDescriptor_.isEmpty()) {
         css::beans::Optional< css::uno::Any > val(
             components.getExternalValue(externalDescriptor_));
diff --git a/configmgr/source/propertynode.hxx b/configmgr/source/propertynode.hxx
index 7716ae963e34..e1ddb4495d08 100644
--- a/configmgr/source/propertynode.hxx
+++ b/configmgr/source/propertynode.hxx
@@ -45,7 +45,7 @@ public:
 
     bool isNillable() const { return nillable_;}
 
-    css::uno::Any getValue(Components & components);
+    css::uno::Any const & getValue(Components & components);
 
     void setValue(int layer, css::uno::Any const & value);
     css::uno::Any *getValuePtr(int layer);
diff --git a/configmgr/source/rootaccess.cxx b/configmgr/source/rootaccess.cxx
index a84898df0bbf..3d4bbd5b4345 100644
--- a/configmgr/source/rootaccess.cxx
+++ b/configmgr/source/rootaccess.cxx
@@ -101,7 +101,7 @@ void RootAccess::release() throw () {
     Access::release();
 }
 
-OUString RootAccess::getAbsolutePathRepresentation() {
+OUString const & RootAccess::getAbsolutePathRepresentation() {
     getNode(); // turn pathRepresentation_ into canonic form
     return pathRepresentation_;
 }
diff --git a/configmgr/source/rootaccess.hxx b/configmgr/source/rootaccess.hxx
index a308ef59b223..8ea6b2025e6d 100644
--- a/configmgr/source/rootaccess.hxx
+++ b/configmgr/source/rootaccess.hxx
@@ -70,7 +70,7 @@ public:
 
     virtual void SAL_CALL release() throw () override;
 
-    OUString getAbsolutePathRepresentation();
+    OUString const & getAbsolutePathRepresentation();
 
     const OUString& getLocale() const { return locale_;}