Don't use setFixedLayoutSize in WebViewPlugin.

components/plugins/renderer/webview_plugin.cc

 // Copyright 2013 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 "components/plugins/renderer/webview_plugin.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/numerics/safe_conversions.h"
 #include "content/public/common/web_preferences.h"
@@ skipping 135 matching lines @@
 }
 
 // Coordinates are relative to the containing window.
 void WebViewPlugin::updateGeometry(const WebRect& frame_rect,
                                    const WebRect& clip_rect,
                                    const WebVector<WebRect>& cut_out_rects,
                                    bool is_visible) {
   if (static_cast<gfx::Rect>(frame_rect) != rect_) {
     rect_ = frame_rect;
     WebSize newSize(frame_rect.width, frame_rect.height);
-    web_view_->setFixedLayoutSize(newSize);
     web_view_->resize(newSize);
   }
 }
 
 void WebViewPlugin::updateFocus(bool focused) {
   focused_ = focused;
 }
 
 bool WebViewPlugin::acceptsInputEvents() { return true; }
 
@@ skipping 76 matching lines @@
 void WebViewPlugin::didClearWindowObject(WebLocalFrame* frame) {
   if (delegate_)
     delegate_->BindWebFrame(frame);
 }
 
 void WebViewPlugin::didReceiveResponse(WebLocalFrame* frame,
                                        unsigned identifier,
                                        const WebURLResponse& response) {
   WebFrameClient::didReceiveResponse(frame, identifier, response);
 }