Use Surfaces on Windows, Linux, and Mac OS (try #5)

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index fc01d8c60cd486e3c0127a807083ef3702a00885..9fd3772a7238ba2288b4d3536be1bd37b393dc84 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -837,6 +837,9 @@ const char kUseNormalPriorityForTileTaskWorkerThreads[] =
 // Use the new surfaces system to handle compositor delegation.
 const char kUseSurfaces[] = "use-surfaces";
 
+// Disable the use of the new surfaces system to handle compositor delegation.
+const char kDisableSurfaces[] = "disable-surfaces";
+
 // The contents of this flag are prepended to the utility process command line.
 // Useful values might be "valgrind" or "xterm -e gdb --args".
 const char kUtilityCmdPrefix[]              = "utility-cmd-prefix";