Use the correct thread to access g_browser_process.

chrome/browser/ui/views/session_crashed_bubble_view.h

 // Copyright 2014 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_VIEWS_SESSION_CRASHED_BUBBLE_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_SESSION_CRASHED_BUBBLE_VIEW_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
 #include "content/public/browser/notification_observer.h"
@@ skipping 33 matching lines @@
  private:
   // A helper class that listens to browser removal event.
   class BrowserRemovalObserver;
 
   SessionCrashedBubbleView(views::View* anchor_view,
                            Browser* browser,
                            content::WebContents* web_contents,
                            bool offer_uma_optin);
   virtual ~SessionCrashedBubbleView();
 
-  // Creates and shows the session crashed bubble, with |offer_uma_optin|
-  // indicating whether the UMA opt-in checkbox should be shown. Called
-  // by Show after checking whether the UMA option should be presented and it
-  // takes ownership of |browser_observer|.
+  // Creates and shows the session crashed bubble, with |uma_opted_in_already|
+  // indicating whether the user has already opted-in to UMA. It will called by

[jwd, 2014/07/07 19:57:24]

"It will BE called by..."

[yao, 2014/07/07 20:24:48]

Done.

+  // Show after checking the user's current UMA preference. It takes ownership
+  // of |browser_observer|.
   static void ShowForReal(scoped_ptr<BrowserRemovalObserver> browser_observer,
-                          bool offer_uma_optin);
+                          bool uma_opted_in_already);
 
   // WidgetDelegateView methods.
   virtual views::View* GetInitiallyFocusedView() OVERRIDE;
   virtual base::string16 GetWindowTitle() const OVERRIDE;
   virtual bool ShouldShowWindowTitle() const OVERRIDE;
   virtual bool ShouldShowCloseButton() const OVERRIDE;
 
   // views::BubbleDelegateView methods.
   virtual void Init() OVERRIDE;
 
@@ skipping 57 matching lines @@
   // Whether or not the UMA opt-in option should be shown.
   bool offer_uma_optin_;
 
   // Whether or not a navigation has started on current tab.
   bool started_navigation_;
 
   DISALLOW_COPY_AND_ASSIGN(SessionCrashedBubbleView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_SESSION_CRASHED_BUBBLE_VIEW_H_