Move implementation from header to source.

chrome/browser/tab_contents/tab_contents.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.
 
 #ifndef CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 
 #include "build/build_config.h"
 
 #include <deque>
@@ skipping 662 matching lines @@
   bool closed_by_user_gesture() const { return closed_by_user_gesture_; }
 
   // JavaScriptMessageBoxClient ------------------------------------------------
   virtual std::wstring GetMessageBoxTitle(const GURL& frame_url,
                                           bool is_alert);
   virtual gfx::NativeWindow GetMessageBoxRootWindow();
   virtual void OnMessageBoxClosed(IPC::Message* reply_msg,
                                   bool success,
                                   const std::wstring& prompt);
   virtual void SetSuppressMessageBoxes(bool suppress_message_boxes);
-  virtual TabContents* AsTabContents() { return this; }
-  virtual ExtensionHost* AsExtensionHost() { return NULL; }
+  virtual TabContents* AsTabContents();
+  virtual ExtensionHost* AsExtensionHost();
 
   // The BookmarkDragDelegate is used to forward bookmark drag and drop events
   // to extensions.
   virtual RenderViewHostDelegate::BookmarkDrag* GetBookmarkDragDelegate();
 
   // It is up to callers to call SetBookmarkDragDelegate(NULL) when
   // |bookmark_drag| is deleted since this class does not take ownership of
   // |bookmark_drag|.
   virtual void SetBookmarkDragDelegate(
       RenderViewHostDelegate::BookmarkDrag* bookmark_drag);
@@ skipping 281 matching lines @@
 
   // RenderViewHostManager::Delegate -------------------------------------------
 
   // Blocks/unblocks interaction with renderer process.
   void BlockTabContent(bool blocked);
 
   virtual void BeforeUnloadFiredFromRenderManager(
       bool proceed,
       bool* proceed_to_fire_unload);
   virtual void DidStartLoadingFromRenderManager(
-      RenderViewHost* render_view_host) {
-    DidStartLoading();
-  }
+      RenderViewHost* render_view_host);
   virtual void RenderViewGoneFromRenderManager(
-      RenderViewHost* render_view_host) {
-    RenderViewGone(render_view_host);
-  }
+      RenderViewHost* render_view_host);
   virtual void UpdateRenderViewSizeForRenderManager();
-  virtual void NotifySwappedFromRenderManager() {
-    NotifySwapped();
-  }
-  virtual NavigationController& GetControllerForRenderManager() {
-    return controller();
-  }
+  virtual void NotifySwappedFromRenderManager();
+  virtual NavigationController& GetControllerForRenderManager();
   virtual DOMUI* CreateDOMUIForRenderManager(const GURL& url);
   virtual NavigationEntry* GetLastCommittedNavigationEntryForRenderManager();
 
   // Initializes the given renderer if necessary and creates the view ID
   // corresponding to this view host. If this method is not called and the
   // process is not shared, then the TabContents will act as though the renderer
   // is not running (i.e., it will render "sad tab"). This method is
   // automatically called from LoadURL.
   //
   // If you are attaching to an already-existing RenderView, you should call
@@ skipping 253 matching lines @@
 
   // See description above setter.
   bool closed_by_user_gesture_;
 
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_