Remove unnecessary log code in web_content_impl_browsertest.cc. It seems not to needed.

content/browser/web_contents/web_contents_impl_browsertest.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 "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "content/browser/frame_host/navigation_entry_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/load_notification_details.h"
 #include "content/public/browser/navigation_controller.h"
@@ skipping 344 matching lines @@
 // Observer class to track the creation of RenderFrameHost objects. It is used
 // in subsequent tests.
 class RenderFrameCreatedObserver : public WebContentsObserver {
  public:
   RenderFrameCreatedObserver(Shell* shell)
       : WebContentsObserver(shell->web_contents()),
         last_rfh_(NULL) {
   }
 
   virtual void RenderFrameCreated(RenderFrameHost* render_frame_host) OVERRIDE {
-    LOG(ERROR) << "RFCreated: " << render_frame_host;
     last_rfh_ = render_frame_host;
   }
 
   RenderFrameHost* last_rfh() const { return last_rfh_; }
 
  private:
   RenderFrameHost* last_rfh_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameCreatedObserver);
 };
@@ skipping 55 matching lines @@
   // LoadingStateChanged should be called 4 times: start and stop for the
   // initial load of push_state.html, and start and stop for the "navigation"
   // triggered by history.pushState(). However, the start notification for the
   // history.pushState() navigation should set to_different_document to false.
   EXPECT_EQ("pushState", shell()->web_contents()->GetURL().ref());
   EXPECT_EQ(4, delegate->loadingStateChangedCount());
   EXPECT_EQ(3, delegate->loadingStateToDifferentDocumentCount());
 }
 
 }  // namespace content
+