Add shaders profiling console command

Source/Engine/Engine/CommandLine.cpp

@@ -156,6 +156,7 @@ bool CommandLine::Parse(const Char* cmdLine)
     PARSE_ARG_SWITCH("-build ", Build);
     PARSE_BOOL_SWITCH("-skipcompile ", SkipCompile);
     PARSE_BOOL_SWITCH("-shaderdebug ", ShaderDebug);
+    PARSE_BOOL_SWITCH("-shaderprofile ", ShaderProfile);
     PARSE_ARG_OPT_SWITCH("-play ", Play);
 
 #endif

Source/Engine/Engine/CommandLine.h

@@ -169,6 +169,11 @@ public:
         /// </summary>
         Nullable<bool> ShaderDebug;
 
+        /// <summary>
+        /// -shaderprofile (enables debugging data generation for shaders but leaves shader compiler optimizations active for performance profiling)
+        /// </summary>
+        Nullable<bool> ShaderProfile;
+
         /// <summary>
         /// -play !guid! ( Scene to play, can be empty to use default )
         /// </summary>