mustash: enable GPU Compositing in renderer

content/public/common/content_switches.h

Index: content/public/common/content_switches.h
diff --git a/content/public/common/content_switches.h b/content/public/common/content_switches.h
index e3c881a4df50735bd0bc3a51c864a13649c4636c..2cf81461e54efa9cafb95348e4053c9c8de602e5 100644
--- a/content/public/common/content_switches.h
+++ b/content/public/common/content_switches.h
@@ -301,6 +301,8 @@ CONTENT_EXPORT extern const char kMemoryPressureThresholdsMb[];
 CONTENT_EXPORT extern const char kTraceExportEventsToETW[];
 #endif
 
+CONTENT_EXPORT extern const char kEnableMojoShellConnection[];

[jam, 2015/12/10 23:24:56]

please see the comment 2 lines below, this needs to be put above sorted

[Peng, 2015/12/11 18:47:51]

In origin cl, "#if defined(MOJO_SHELL_CLIENT)" is around this switch. But the
#ifdef was removed during reviewing, but I forgot moving it to the right
position. Sorry about that.

+
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).