oglcanvas: OUString cleanup

Change-Id: If37ea29ba239c0affd8e5777c82db755ee03f1c2

canvas/source/opengl/ogl_spritecanvas.cxx

@@ -70,9 +70,7 @@ namespace oglcanvas
         Window* pParentWindow = VCLUnoHelper::GetWindow(xParentWindow);
         if( !pParentWindow )
             throw lang::NoSupportException(
-                ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(
-                                     "Parent window not VCL window, or canvas out-of-process!")),
-                NULL);
+                "Parent window not VCL window, or canvas out-of-process!", NULL);
 
         awt::Rectangle aRect;
         maArguments[2] >>= aRect;
@@ -154,7 +152,7 @@ namespace oglcanvas
 
     ::rtl::OUString SAL_CALL SpriteCanvas::getServiceName(  ) throw (uno::RuntimeException)
     {
-        return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SPRITECANVAS_SERVICE_NAME ) );
+        return ::rtl::OUString( SPRITECANVAS_SERVICE_NAME );
     }
 
     void SpriteCanvas::show( const ::rtl::Reference< CanvasCustomSprite >& xSprite )

canvas/source/opengl/ogl_spritedevicehelper.cxx

@@ -608,9 +608,7 @@ namespace oglcanvas
             {
                 glXDestroyContext(pDisplay, pContext1);
                 glXDestroyContext(pDisplay, pContext2);
-                throw lang::NoSupportException(
-                    ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(
-                                         "Could not select OpenGL context!") ),NULL);
+                throw lang::NoSupportException("Could not select OpenGL context!", NULL);
             }
 
             const GLubyte* extensions=glGetString( GL_EXTENSIONS );
@@ -696,8 +694,7 @@ namespace oglcanvas
 
         if( !mpGLContext || glGetError() != GL_NO_ERROR )
             throw lang::NoSupportException(
-                ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(
-                                     "Could not create OpenGL context, or an error occurred doing so!") ),NULL);
+                "Could not create OpenGL context, or an error occurred doing so!", NULL);
 
         notifySizeUpdate(rViewArea);
         mpChildWindow->Show();