Tweak PaintInvalidationReasons

third_party/WebKit/Source/core/paint/PaintLayer.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights
  * reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
@@ skipping 3229 matching lines @@
 void PaintLayer::SetNeedsRepaint() {
   SetNeedsRepaintInternal();
 
   // Do this unconditionally to ensure container chain is marked when
   // compositing status of the layer changes.
   MarkCompositingContainerChainForNeedsRepaint();
 }
 
 void PaintLayer::SetNeedsRepaintInternal() {
   needs_repaint_ = true;
-  SetDisplayItemsUncached();  // Invalidate as a display item client.
+  // Invalidate as a display item client.
+  SetDisplayItemsUncached();
 }
 
 void PaintLayer::MarkCompositingContainerChainForNeedsRepaint() {
   // Need to access compositingState(). We've ensured correct flag setting when
   // compositingState() changes.
   DisableCompositingQueryAsserts disabler;
 
   PaintLayer* layer = this;
   while (true) {
     if (layer->GetCompositingState() == kPaintsIntoOwnBacking)
@@ skipping 66 matching lines @@
 }
 
 void showLayerTree(const blink::LayoutObject* layoutObject) {
   if (!layoutObject) {
     LOG(INFO) << "Cannot showLayerTree. Root is (nil)";
     return;
   }
   showLayerTree(layoutObject->EnclosingLayer());
 }
 #endif