Simplify pinch flags.

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 b04b64a8912cefd6f9b7ce7ad1040a46f462ff81..4f3477d62c0907d24aeabbd7dca7f9f58a948ab0 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -308,9 +308,12 @@ const char kEnableMonitorProfile[]          = "enable-monitor-profile";
 // that support it.
 const char kEnableUIReleaseFrontSurface[] = "enable-ui-release-front-surface";
 
-// Enables touch-screen pinch gestures.
+// Enables compositor-accelerated touch-screen pinch gestures.
 const char kEnablePinch[]                   = "enable-pinch";
 
+// Enables Android-style touch-screen pinch gestures.
+const char kEnableCssTransformPinch[]       = "enable-css-transform-pinch";
+
 // Enable caching of pre-parsed JS script data.  See http://crbug.com/32407.
 const char kEnablePreparsedJsCaching[]      = "enable-preparsed-js-caching";