Merge 99485 - Source/WebCore: Create a separate setting for compositing of for scrollable [i]frames

Source/WebCore/testing/Internals.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 230 matching lines @@
 void Internals::setForceCompositingMode(Document* document, bool enabled, ExceptionCode& ec)
 {
     if (!document || !document->settings()) {
         ec = INVALID_ACCESS_ERR;
         return;
     }
 
     document->settings()->setForceCompositingMode(enabled);
 }
 
+void Internals::setEnableCompositingForScrollableFrames(Document* document, bool enabled, ExceptionCode& ec)
+{
+    if (!document || !document->settings()) {
+        ec = INVALID_ACCESS_ERR;
+        return;
+    }
+
+    document->settings()->setAcceleratedCompositingForScrollableFramesEnabled(enabled);
+}
+
 void Internals::setEnableScrollAnimator(Document* document, bool enabled, ExceptionCode& ec)
 {
     if (!document || !document->settings()) {
         ec = INVALID_ACCESS_ERR;
         return;
     }
 
 #if ENABLE(SMOOTH_SCROLLING)
     document->settings()->setEnableScrollAnimator(enabled);
 #else
@@ skipping 207 matching lines @@
         return 0;
     }
 
     size_t unusedLocation = 0;
     size_t length = 0;
     TextIterator::getLocationAndLengthFromRange(scope, range, unusedLocation, length);
     return length;
 }
 
 }