Refactor notifications of chrome/browser/webdata

components/autofill/browser/autofill_manager_unittest.cc

 // 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.
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 688 matching lines @@
 
   virtual void TearDown() OVERRIDE {
     // Order of destruction is important as AutofillManager relies on
     // PersonalDataManager to be around when it gets destroyed. Also, a real
     // AutofillManager is tied to the lifetime of the WebContents, so it must
     // be destroyed at the destruction of the WebContents.
     autofill_manager_.reset();
     file_thread_.Stop();
     ChromeRenderViewHostTestHarness::TearDown();
     io_thread_.Stop();
+
+    // Remove the BrowserContext so TestPersonalDataManager does not need to
+    // care about removing self as an observer in destruction.
+    personal_data_.SetBrowserContext(NULL);
   }
 
   virtual TestingProfile* CreateProfile() {
     return new TestingProfile();
   }
 
   void UpdatePasswordGenerationState(bool new_renderer) {
     autofill_manager_->UpdatePasswordGenerationState(NULL, new_renderer);
   }
 
@@ skipping 2617 matching lines @@
 
   FormData form;
   CreateTestAddressFormData(&form);
   std::vector<FormData> forms(1, form);
   FormsSeen(forms);
   const FormFieldData& field = form.fields[0];
   GetAutofillSuggestions(form, field);  // should call the delegate's OnQuery()
 
   autofill_manager_->SetExternalDelegate(NULL);
 }