Introduce printing test case (Step 1)...

chrome/renderer/render_view.h

 // Copyright (c) 2009 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_RENDER_VIEW_H_
 #define CHROME_RENDERER_RENDER_VIEW_H_
 
 #include <string>
+#include <queue>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "base/gfx/point.h"
 #include "base/gfx/rect.h"
 #include "base/id_map.h"
 #include "base/shared_memory.h"
 #include "base/timer.h"
 #include "base/values.h"
@@ skipping 375 matching lines @@
   // RenderWidget override.
   virtual void OnResize(const gfx::Size& new_size,
                         const gfx::Rect& resizer_rect);
 
  private:
   FRIEND_TEST(RenderViewTest, OnLoadAlternateHTMLText);
   FRIEND_TEST(RenderViewTest, OnNavStateChanged);
   FRIEND_TEST(RenderViewTest, OnImeStateChanged);
   FRIEND_TEST(RenderViewTest, ImeComposition);
   FRIEND_TEST(RenderViewTest, OnSetTextDirection);
+  FRIEND_TEST(RenderViewTest, OnPrintPages);
 
   explicit RenderView(RenderThreadBase* render_thread);
 
   // Initializes this view with the given parent and ID. The |routing_id| can be
   // set to 'MSG_ROUTING_NONE' if the true ID is not yet known. In this case,
   // CompleteInit must be called later with the true ID.
   void Init(gfx::NativeViewId parent,
             base::WaitableEvent* modal_dialog_event,  // takes ownership
             int32 opener_id,
             const WebPreferences& webkit_prefs,
@@ skipping 420 matching lines @@
   // A set of audio renderers registered to use IPC for audio output.
   IDMap<AudioRendererImpl> audio_renderers_;
 
   // Maps pending callback IDs to their frames.
   IDMap<WebFrame> pending_extension_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderView);
 };
 
 #endif  // CHROME_RENDERER_RENDER_VIEW_H_