Fix visual viewport for OOPIF.

third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp

 /*
  * Copyright (C) 2014 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "web/WebFrameWidgetImpl.h"
 
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/InputMethodController.h"
 #include "core/editing/PlainTextRange.h"
+#include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/RemoteFrame.h"
 #include "core/frame/Settings.h"
 #include "core/input/EventHandler.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/api/LayoutViewItem.h"
 #include "core/layout/compositing/PaintLayerCompositor.h"
 #include "core/page/ContextMenuController.h"
 #include "core/page/FocusController.h"
 #include "core/page/Page.h"
@@ skipping 144 matching lines @@
             updateLayerTreeViewport();
         } else {
             WebRect damagedRect(0, 0, m_size.width, m_size.height);
             m_client->didInvalidateRect(damagedRect);
         }
     }
 }
 
 void WebFrameWidgetImpl::resizeVisualViewport(const WebSize& newSize)
 {
-    // FIXME: Implement visual viewport for out-of-process iframes.
+    // TODO(alexmos, kenrb): resizing behavior such as this should be changed
+    // to use Page messages.  https://crbug.com/599688.
+    page()->frameHost().visualViewport().setSize(newSize);
+    page()->frameHost().visualViewport().clampToBoundaries();
 }
 
 void WebFrameWidgetImpl::updateMainFrameLayoutSize()
 {
     if (!m_localRoot)
         return;
 
     RefPtrWillBeRawPtr<FrameView> view = m_localRoot->frameView();
     if (!view)
         return;
@@ skipping 880 matching lines @@
 
 HitTestResult WebFrameWidgetImpl::hitTestResultForRootFramePos(const IntPoint& posInRootFrame)
 {
     IntPoint docPoint(m_localRoot->frame()->view()->rootFrameToContents(posInRootFrame));
     HitTestResult result = m_localRoot->frame()->eventHandler().hitTestResultAtPoint(docPoint, HitTestRequest::ReadOnly | HitTestRequest::Active);
     result.setToShadowHostIfInUserAgentShadowRoot();
     return result;
 }
 
 } // namespace blink