Implement print preview tab controller.

chrome/browser/browser_process.h

 // Copyright (c) 2010 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.
 
 // This interface is for managing the global services of the application. Each
 // service is lazily created when requested the first time. The service getters
 // will return NULL if the service is not available, so callers must check for
 // this condition.
 
 #ifndef CHROME_BROWSER_BROWSER_PROCESS_H_
@@ skipping 23 matching lines @@
 class TabCloseableStateWatcher;
 class ThumbnailGenerator;
 
 namespace base {
 class Thread;
 class WaitableEvent;
 }
 
 namespace printing {
 class PrintJobManager;
+class PrintPreviewTabController;
 }
 
 class IOThread;
 
 // NOT THREAD SAFE, call only from the main thread.
 // These functions shouldn't return NULL unless otherwise noted.
 class BrowserProcess {
  public:
   BrowserProcess();
   virtual ~BrowserProcess();
@@ skipping 55 matching lines @@
   virtual AutomationProviderList* InitAutomationProviderList() = 0;
 
   virtual void InitDebuggerWrapper(int port, bool useHttp) = 0;
 
   virtual unsigned int AddRefModule() = 0;
   virtual unsigned int ReleaseModule() = 0;
 
   virtual bool IsShuttingDown() = 0;
 
   virtual printing::PrintJobManager* print_job_manager() = 0;
+  virtual printing::PrintPreviewTabController*
+      print_preview_tab_controller() = 0;
 
   virtual GoogleURLTracker* google_url_tracker() = 0;
   virtual IntranetRedirectDetector* intranet_redirect_detector() = 0;
 
   // Returns the locale used by the application.
   virtual const std::string& GetApplicationLocale() = 0;
   virtual void SetApplicationLocale(const std::string& locale) = 0;
 
   DownloadRequestLimiter* download_request_limiter();
   virtual DownloadStatusUpdater* download_status_updater() = 0;
@@ skipping 39 matching lines @@
  private:
   // User-data-dir based profiles.
   std::vector<std::wstring> user_data_dir_profiles_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserProcess);
 };
 
 extern BrowserProcess* g_browser_process;
 
 #endif  // CHROME_BROWSER_BROWSER_PROCESS_H_