History observer was observing the wrong profile in incognito mode....

chrome/browser/dom_ui/history_ui.cc

 // Copyright (c) 2006-2008 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/dom_ui/history_ui.h"
 
 #include "base/message_loop.h"
 #include "base/string_piece.h"
 #include "base/string_util.h"
 #include "base/thread.h"
@@ skipping 97 matching lines @@
 
   // Create our favicon data source.
   g_browser_process->io_thread()->message_loop()->PostTask(FROM_HERE,
       NewRunnableMethod(&chrome_url_data_manager,
                         &ChromeURLDataManager::AddDataSource,
                         new DOMUIFavIconSource(dom_ui_->GetProfile())));
 
   // Get notifications when history is cleared.
   NotificationService* service = NotificationService::current();
   service->AddObserver(this, NotificationType::HISTORY_URLS_DELETED,
-                       Source<Profile>(dom_ui_->GetProfile()));
+                       Source<Profile>(
+                           dom_ui_->GetProfile()->GetOriginalProfile()));
 }
 
 BrowsingHistoryHandler::~BrowsingHistoryHandler() {
   cancelable_consumer_.CancelAllRequests();
 
   NotificationService* service = NotificationService::current();
   service->RemoveObserver(this, NotificationType::HISTORY_URLS_DELETED,
-                          Source<Profile>(dom_ui_->GetProfile()));
+                          Source<Profile>(
+                              dom_ui_->GetProfile()->GetOriginalProfile()));
 
   if (remover_.get())
     remover_->RemoveObserver(this);
 }
 
 void BrowsingHistoryHandler::HandleGetHistory(const Value* value) {
   // Anything in-flight is invalid.
   cancelable_consumer_.CancelAllRequests();
 
   // Get arguments (if any).
@@ skipping 233 matching lines @@
       NewRunnableMethod(&chrome_url_data_manager,
           &ChromeURLDataManager::AddDataSource,
           html_source));
 }
 
 // static
 const GURL HistoryUI::GetHistoryURLWithSearchText(const std::wstring& text) {
   return GURL(std::string(chrome::kChromeUIHistoryURL) + "#q=" +
               EscapeQueryParamValue(WideToUTF8(text)));
 }