Decouple scheduling animation of webview plugins from layout.

third_party/WebKit/Source/core/layout/LayoutEmbeddedObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 116 matching lines @@
     updateLogicalWidth();
     updateLogicalHeight();
 
     m_overflow.clear();
     addVisualEffectOverflow();
 
     updateLayerTransformAfterLayout();
 
     Widget* widget = this->widget();
     if (widget) {
+        // TODO(chrishtr): remove this code. It's now called in FrameView::updateStyleAndLayoutIfNeededRecursive.
         if (widget->isPluginView())
-            toPluginView(widget)->layoutIfNeeded();
+            toPluginView(widget)->updateAllLifecyclePhases();

[chrishtr, 2016/03/07 21:49:24]

I'm leaving this in here out of caution, since this CL will need to be merged.

     } else if (frameView()) {
         frameView()->addPartToUpdate(*this);
     }
 
     clearNeedsLayout();
 }
 
 PaintInvalidationReason LayoutEmbeddedObject::invalidatePaintIfNeeded(
     PaintInvalidationState& paintInvalidationState, const LayoutBoxModelObject& newPaintInvalidationContainer)
 {
@@ skipping 20 matching lines @@
 }
 
 LayoutBox* LayoutEmbeddedObject::embeddedContentBox() const
 {
     if (!node() || !widget() || !widget()->isFrameView())
         return nullptr;
     return toFrameView(widget())->embeddedContentBox();
 }
 
 } // namespace blink