Cleanup: Stop creating RenderViewObservers from chrome/ in RenderViewer.

chrome/renderer/spellchecker/spellcheck_provider.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_RENDERER_SPELLCHECKER_SPELLCHECK_PROVIDER_H_
 #define CHROME_RENDERER_SPELLCHECKER_SPELLCHECK_PROVIDER_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 11 matching lines @@
 
 // This class deals with invoking browser-side spellcheck mechanism
 // which is done asynchronously.
 class SpellCheckProvider : public RenderViewObserver {
  public:
   typedef IDMap<WebKit::WebTextCheckingCompletion> WebTextCheckCompletions;
 
   SpellCheckProvider(RenderView* render_view, SpellCheck* spellcheck);
   virtual ~SpellCheckProvider();
 
-  // Requests async spell and grammar checker to the platform text
-  // checker, which is available on the browser process.
-  void RequestTextChecking(
-      const WebKit::WebString& text,
-      int document_tag,
-      WebKit::WebTextCheckingCompletion* completion);
-
   // Check the availability of the platform spellchecker.
   // Makes this virtual for overriding on the unittest.
   virtual bool is_using_platform_spelling_engine() const;
 
   // The number of ongoing IPC requests.
   size_t pending_text_request_size() const {
     return text_check_completions_.size();
   }
 
   // RenderViewObserver implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
 
+  // Requests async spell and grammar checker to the platform text
+  // checker, which is available on the browser process.
+  virtual void RequestTextChecking(
+      const WebKit::WebString& text,
+      int document_tag,
+      WebKit::WebTextCheckingCompletion* completion);
+
  private:
   // A message handler that receives async results for RequestTextChecking().
   void OnRespondTextCheck(
       int identifier,
       int tag,
       const std::vector<WebKit::WebTextCheckingResult>& results);
 
   // Holds ongoing spellchecking operations, assigns IDs for the IPC routing.
   WebTextCheckCompletions text_check_completions_;
   // Spellcheck implementation for use. Weak reference.
   SpellCheck* spellcheck_;
 
   DISALLOW_COPY_AND_ASSIGN(SpellCheckProvider);
 };
 
 #endif  // CHROME_RENDERER_SPELLCHECKER_SPELLCHECK_PROVIDER_H_