Clear the 'has_scrolled_node_into_rect' flag on viewport resize.

content/renderer/render_view_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 3077 matching lines @@
   if (webview()) {
     webview()->hidePopups();
     if (send_preferred_size_changes_) {
       webview()->mainFrame()->setCanHaveScrollbars(
           ShouldDisplayScrollbars(params.new_size.width(),
                                   params.new_size.height()));
     }
     UpdateScrollState(webview()->mainFrame());
   }
 
+  gfx::Size old_visible_viewport_size = visible_viewport_size_;
+
   RenderWidget::OnResize(params);
+
+  if (old_visible_viewport_size != visible_viewport_size_)
+    has_scrolled_focused_editable_node_into_rect_ = false;
 }
 
 void RenderViewImpl::DidInitiatePaint() {
 #if defined(ENABLE_PLUGINS)
   // Notify all instances that we painted.  The same caveats apply as for
   // ViewFlushedPaint regarding instances closing themselves, so we take
   // similar precautions.
   PepperPluginSet plugins = active_pepper_instances_;
   for (PepperPluginSet::iterator i = plugins.begin(); i != plugins.end(); ++i) {
     if (active_pepper_instances_.find(*i) != active_pepper_instances_.end())
@@ skipping 978 matching lines @@
     std::vector<gfx::Size> sizes;
     ConvertToFaviconSizes(icon_urls[i].sizes(), &sizes);
     if (!url.isEmpty())
       urls.push_back(
           FaviconURL(url, ToFaviconType(icon_urls[i].iconType()), sizes));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content