mustash: enable GPU Compositing in renderer

content/renderer/renderer_main.cc

Index: content/renderer/renderer_main.cc
diff --git a/content/renderer/renderer_main.cc b/content/renderer/renderer_main.cc
index 8fb158d3182e26fb24b50155296d20330e04ded9..13368c92a04f7e22c52ded693f7febb822833557 100644
--- a/content/renderer/renderer_main.cc
+++ b/content/renderer/renderer_main.cc
@@ -94,12 +94,13 @@ int RendererMain(const MainFunctionParams& parameters) {
   base::trace_event::TraceLog::GetInstance()->SetProcessSortIndex(
       kTraceEventRendererProcessSortIndex);
 
+  const base::CommandLine& parsed_command_line = parameters.command_line;
+
 #if defined(MOJO_SHELL_CLIENT)
-  MojoShellConnectionImpl::Create();
+  if (parsed_command_line.HasSwitch(switches::kEnableMojoShellConnection))
+    MojoShellConnectionImpl::Create();
 #endif
 
-  const base::CommandLine& parsed_command_line = parameters.command_line;
-
 #if defined(OS_MACOSX)
   base::mac::ScopedNSAutoreleasePool* pool = parameters.autorelease_pool;
 #endif  // OS_MACOSX