shell: Use appropriate OUString functions on string constants

Change-Id: I3b2c0a4200fa953162f40eff49289052962e73d2

shell/source/backends/localebe/localebackend.cxx

@@ -284,12 +284,12 @@ css::uno::Any LocaleBackend::getPropertyValue(
         return css::uno::makeAny(
             css::beans::Optional< css::uno::Any >(
                 true, css::uno::makeAny(getLocale())));
-    } else if (PropertyName.equals("SystemLocale"))
+    } else if (PropertyName == "SystemLocale")
     {
         return css::uno::makeAny(
             css::beans::Optional< css::uno::Any >(
                 true, css::uno::makeAny(getSystemLocale())));
-    } else if (PropertyName.equals("UILocale"))
+    } else if (PropertyName == "UILocale")
     {
         return css::uno::makeAny(
             css::beans::Optional< css::uno::Any >(

shell/source/backends/macbe/macbackend.mm

@@ -452,7 +452,7 @@ rtl::OUString SAL_CALL MacOSXBackend::getImplementationName(void)
 uno::Sequence<rtl::OUString> SAL_CALL MacOSXBackend::getBackendServiceNames(void)
 {
     uno::Sequence<rtl::OUString> aServiceNameList(1);
-    aServiceNameList[0] = rtl::OUString( "com.sun.star.configuration.backend.MacOSXBackend");
+    aServiceNameList[0] = "com.sun.star.configuration.backend.MacOSXBackend";
 
     return aServiceNameList;
 }

shell/source/unix/exec/shellexec.cxx

@@ -134,7 +134,7 @@ void SAL_CALL ShellExec::execute( const OUString& aCommand, const OUString& aPar
         if ( aURL.isEmpty() && !aCommand.isEmpty() )
         {
             throw RuntimeException(
-                OUString("Cannot translate URI reference to external format: ")
+                "Cannot translate URI reference to external format: "
                  + aCommand,
                 static_cast< cppu::OWeakObject * >(this));
         }
@@ -224,8 +224,8 @@ void SAL_CALL ShellExec::execute( const OUString& aCommand, const OUString& aPar
     } else if ((nFlags & css::system::SystemShellExecuteFlags::URIS_ONLY) != 0)
     {
         throw css::lang::IllegalArgumentException(
-            OUString("XSystemShellExecute.execute URIS_ONLY with non-absolute"
-                     " URI reference ")
+            "XSystemShellExecute.execute URIS_ONLY with non-absolute"
+                     " URI reference "
              + aCommand,
             static_cast< cppu::OWeakObject * >(this), 0);
     } else {