Removal of Profile from content part 1.

chrome/browser/history/history_tab_helper.cc

 // 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.
 
 #include "chrome/browser/history/history_tab_helper.h"
 
 #include "chrome/browser/history/history.h"
 #include "chrome/browser/history/top_sites.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/render_messages.h"
@@ skipping 125 matching lines @@
     HistoryService* hs = GetHistoryService();
     if (hs)
       hs->SetPageContents(url, contents);
   }
 #endif
 }
 
 void HistoryTabHelper::OnThumbnail(const GURL& url,
                                    const ThumbnailScore& score,
                                    const SkBitmap& bitmap) {
-  if (tab_contents()->profile()->IsOffTheRecord())
+  Profile* profile = static_cast<Profile*>(tab_contents()->context());
+  if (profile->IsOffTheRecord())
     return;
 
   // Tell History about this thumbnail
-  history::TopSites* ts = tab_contents()->profile()->GetTopSites();
+  history::TopSites* ts = profile->GetTopSites();
   if (ts)
     ts->SetPageThumbnail(url, bitmap, score);
 }
 
 HistoryService* HistoryTabHelper::GetHistoryService() {
-  if (tab_contents()->profile()->IsOffTheRecord())
+  Profile* profile = static_cast<Profile*>(tab_contents()->context());
+  if (profile->IsOffTheRecord())
     return NULL;
 
-  return tab_contents()->profile()->GetHistoryService(Profile::IMPLICIT_ACCESS);
+  return profile->GetHistoryService(Profile::IMPLICIT_ACCESS);
 }