Add a status message "Waiting for extension Foo..." when there's a request

content/browser/tab_contents/tab_contents.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 CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 161 matching lines @@
 
   // Return whether this tab contents is loading a resource, or whether its
   // web_ui is.
   bool IsLoading() const;
 
   // Returns whether this tab contents is waiting for a first-response for the
   // main resource of the page. This controls whether the throbber state is
   // "waiting" or "loading."
   bool waiting_for_response() const { return waiting_for_response_; }
 
-  net::LoadState load_state() const { return load_state_; }
-  string16 load_state_host() const { return load_state_host_; }
+  const net::LoadStateWithParam& load_state() const { return load_state_; }
+  const string16& load_state_host() const { return load_state_host_; }
   uint64 upload_size() const { return upload_size_; }
   uint64 upload_position() const { return upload_position_; }
 
   const std::string& encoding() const { return encoding_; }
   void set_encoding(const std::string& encoding);
   void reset_encoding() {
     encoding_.clear();
   }
 
   bool displayed_insecure_content() const {
@@ skipping 486 matching lines @@
                                       IPC::Message* reply_msg) OVERRIDE;
   virtual RendererPreferences GetRendererPrefs(
       content::BrowserContext* browser_context) const OVERRIDE;
   virtual WebPreferences GetWebkitPrefs() OVERRIDE;
   virtual void OnUserGesture() OVERRIDE;
   virtual void OnIgnoredUIEvent() OVERRIDE;
   virtual void RendererUnresponsive(RenderViewHost* render_view_host,
                                     bool is_during_unload) OVERRIDE;
   virtual void RendererResponsive(RenderViewHost* render_view_host) OVERRIDE;
   virtual void LoadStateChanged(const GURL& url,
-                                net::LoadState load_state,
+                                const net::LoadStateWithParam& load_state,
                                 uint64 upload_position,
                                 uint64 upload_size) OVERRIDE;
   virtual void WorkerCrashed() OVERRIDE;
   virtual void Activate() OVERRIDE;
   virtual void Deactivate() OVERRIDE;
   virtual void LostCapture() OVERRIDE;
   virtual bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
                                       bool* is_keyboard_shortcut) OVERRIDE;
   virtual void HandleKeyboardEvent(
       const NativeWebKeyboardEvent& event) OVERRIDE;
@@ skipping 71 matching lines @@
   // Indicates the largest PageID we've seen.  This field is ignored if we are
   // a TabContents, in which case the max page ID is stored separately with
   // each SiteInstance.
   // TODO(brettw) this seems like it can be removed according to the comment.
   int32 max_page_id_;
 
   // System time at which the current load was started.
   base::TimeTicks current_load_start_;
 
   // The current load state and the URL associated with it.
-  net::LoadState load_state_;
+  net::LoadStateWithParam load_state_;
   string16 load_state_host_;
   // Upload progress, for displaying in the status bar.
   // Set to zero when there is no significant upload happening.
   uint64 upload_size_;
   uint64 upload_position_;
 
   // Data for current page -----------------------------------------------------
 
   // When a title cannot be taken from any entry, this title will be used.
   string16 page_title_when_no_navigation_entry_;
@@ skipping 65 matching lines @@
   ObserverList<TabContentsObserver> observers_;
 
   // Content restrictions, used to disable print/copy etc based on content's
   // (full-page plugins for now only) permissions.
   int content_restrictions_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_