Create content switches for frame scheduling and input manager

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 664b87f8e69fac91f21f4fcf22a07d285ff5410e..475aa4615c193bc91701c5981d3a513a5a0414aa 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -820,8 +820,11 @@ const char kDisableFixedPositionCreatesStackingContext[]
 // Defer image decoding in WebKit until painting.
 const char kEnableDeferredImageDecoding[] = "enable-deferred-image-decoding";
 
-// Use a vsync signal from the browser to the renderer to schedule rendering.
-const char kEnableVsyncNotification[] = "enable-vsync-notification";
+// Use a begin frame signal from browser to renderer to schedule rendering.
+const char kEnableBeginFrameScheduling[] = "enable-begin-frame-scheduling";
+
+// Synchronize delivery and response of input events to and from the renderer.
+const char kEnableBrowserInputController[] = "enable-browser-input-controller";
 
 // Enables or disables history navigation in response to horizontal overscroll.
 // Set the value to '1' to enable the feature, and set to '0' to disable.