Revert 255481 "Remove --ui-prioritize-in-gpu-process"

trunk/src/content/public/common/content_switches.cc

Index: trunk/src/content/public/common/content_switches.cc
===================================================================
--- trunk/src/content/public/common/content_switches.cc	(revision 255720)
+++ trunk/src/content/public/common/content_switches.cc	(working copy)
@@ -898,6 +898,12 @@
 // all events since startup.
 const char kTraceStartupFile[]              = "trace-startup-file";
 
+
+
+// Prioritizes the UI's command stream in the GPU process
+extern const char kUIPrioritizeInGpuProcess[] =
+    "ui-prioritize-in-gpu-process";
+
 // Overrides the preferred discardable memory implementation.
 const char kUseDiscardableMemory[] = "use-discardable-memory";