Merge 280970 "Add switch to disable recording whole document"

content/public/browser/android/synchronous_compositor.h

Index: content/public/browser/android/synchronous_compositor.h
===================================================================
--- content/public/browser/android/synchronous_compositor.h	(revision 283005)
+++ content/public/browser/android/synchronous_compositor.h	(working copy)
@@ -63,6 +63,11 @@
   static void SetGpuService(
       scoped_refptr<gpu::InProcessCommandBuffer::Service> service);
 
+  // By default, synchronous compopsitor records the full layer, not only
+  // what is inside and around the view port. Call this on start up to revert
+  // to default behavior when synchronous compositor is not used.
+  static void DisableRecordFullLayer();
+
   // Synchronously initialize compositor for hardware draw. Can only be called
   // while compositor is in software only mode, either after compositor is
   // first created or after ReleaseHwDraw is called. It is invalid to