Move HungPluginTabHelper::PluginState declaration from .h to .cc file.

chrome/browser/ui/hung_plugin_tab_helper.h

 // Copyright (c) 2012 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_UI_HUNG_PLUGIN_TAB_HELPER_H_
 #define CHROME_BROWSER_UI_HUNG_PLUGIN_TAB_HELPER_H_
 
 #include <map>
 
-#include "base/files/file_path.h"
 #include "base/memory/linked_ptr.h"
 #include "base/string16.h"
 #include "base/time.h"
 #include "base/timer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 
 class InfoBarDelegate;
@@ skipping 33 matching lines @@
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // Called by an infobar when the user selects to kill the plugin.
   void KillPlugin(int child_id);
 
  private:
   explicit HungPluginTabHelper(content::WebContents* contents);
   friend class content::WebContentsUserData<HungPluginTabHelper>;
 
-  // Per-plugin state (since there could be more than one plugin hung). The
-  // integer key is the child process ID of the plugin process. This maintains
-  // the state for all plugins on this page that are currently hung, whether or
-  // not we're currently showing the infobar.
-  struct PluginState {
-    // Initializes the plugin state to be a hung plugin.
-    PluginState(const base::FilePath& p, const string16& n);
-    ~PluginState();
-
-    base::FilePath path;
-    string16 name;
-
-    // Possibly-null if we're not showing an infobar right now.
-    InfoBarDelegate* info_bar;
-
-    // Time to delay before re-showing the infobar for a hung plugin. This is
-    // increased each time the user cancels it.
-    base::TimeDelta next_reshow_delay;
-
-    // Handles calling the helper when the infobar should be re-shown.
-    base::Timer timer;
-
-   private:
-    // Since the scope of the timer manages our callback, this struct should
-    // not be copied.
-    DISALLOW_COPY_AND_ASSIGN(PluginState);
-  };
+  struct PluginState;
   typedef std::map<int, linked_ptr<PluginState> > PluginStateMap;
 
   // Called on a timer for a hung plugin to re-show the bar.
   void OnReshowTimer(int child_id);
 
   // Shows the bar for the plugin identified by the given state, updating the
   // state accordingly. The plugin must not have an infobar already.
   void ShowBar(int child_id, PluginState* state);
 
   // Closes the infobar associated with the given state. Note that this can
   // be called even if the bar is not opened, in which case it will do nothing.
   void CloseBar(PluginState* state);
 
   content::NotificationRegistrar registrar_;
 
   // All currently hung plugins.
   PluginStateMap hung_plugins_;
 
   DISALLOW_COPY_AND_ASSIGN(HungPluginTabHelper);
 };
 
 #endif  // CHROME_BROWSER_UI_HUNG_PLUGIN_TAB_HELPER_H_