Revert of Adding the chrome://suggestions test page.

chrome/browser/search/suggestions/suggestions_source.h

-// Copyright (c) 2014 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_BROWSER_SEARCH_SUGGESTIONS_SUGGESTIONS_SOURCE_H_
-#define CHROME_BROWSER_SEARCH_SUGGESTIONS_SUGGESTIONS_SOURCE_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/memory/weak_ptr.h"
-#include "content/public/browser/url_data_source.h"
-
-class Profile;
-
-namespace base {
-class RefCountedMemory;
-}  // namespace base
-
-namespace suggestions {
-class SuggestionsProfile;
-}  // namespace suggestions
-
-// SuggestionsSource renders a webpage to list SuggestionsService data.
-class SuggestionsSource : public content::URLDataSource {
- public:
-  explicit SuggestionsSource(Profile* profile);
-
-  // content::URLDataSource implementation.
-  virtual std::string GetSource() const OVERRIDE;
-  virtual void StartDataRequest(
-      const std::string& path,
-      int render_process_id,
-      int render_frame_id,
-      const content::URLDataSource::GotDataCallback& callback) OVERRIDE;
-  virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
-  virtual base::MessageLoop* MessageLoopForRequestPath(
-      const std::string& path) const OVERRIDE;
-  virtual bool ShouldServiceRequest(
-      const net::URLRequest* request) const OVERRIDE;
-
- private:
-  virtual ~SuggestionsSource();
-
-  // Callback passed to a SuggestionsService instance.
-  void OnSuggestionsAvailable(
-      const content::URLDataSource::GotDataCallback& callback,
-      const suggestions::SuggestionsProfile& suggestions_profile);
-
-  // Only used when servicing requests on the UI thread.
-  Profile* const profile_;
-
-  // For callbacks may be run after destruction.
-  base::WeakPtrFactory<SuggestionsSource> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(SuggestionsSource);
-};
-
-#endif  // CHROME_BROWSER_SEARCH_SUGGESTIONS_SUGGESTIONS_SOURCE_H_