Enable gesture events handling on Android.

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 e5533c9d2f91280e94dbb8491f035e11f8671636..45a793679ff18508114d43bb2936c62cd24b3197 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -242,6 +242,9 @@ const char kDomAutomationController[]       = "dom-automation";
 // Enable hardware accelerated page painting.
 const char kEnableAcceleratedPainting[]     = "enable-accelerated-painting";
 
+// Enables the hardware acceleration of plugins.
+const char kEnableAcceleratedPlugins[]      = "enable-accelerated-plugins";
+
 // Enable gpu-accelerated SVG/W3C filters.
 const char kEnableAcceleratedFilters[]      = "enable-accelerated-filters";
 
@@ -648,6 +651,12 @@ const char kEnableVisualWordMovement[]      = "enable-visual-word-movement";
 #if defined(OS_ANDROID)
 // Set when Chromium should use a mobile user agent.
 const char kUseMobileUserAgent[] = "use-mobile-user-agent";
+// Omnibus flag setting an Android graphics mode.  May be:
+//   "basic" (untiled software path)
+//   "compositor" (hardware-accelerated compositing),
+const char kGraphicsMode[]                  = "graphics-mode";
+const char kGraphicsModeValueBasic[]        = "basic";
+const char kGraphicsModeValueCompositor[]   = "compositor";
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)