Android WebView: post QuotaManager calls to UI thread.

android_webview/browser/aw_browser_context.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 "android_webview/browser/aw_browser_context.h"
 
 #include "android_webview/browser/aw_form_database_service.h"
 #include "android_webview/browser/aw_pref_store.h"
 #include "android_webview/browser/aw_quota_manager_bridge.h"
 #include "android_webview/browser/jni_dependency_factory.h"
@@ skipping 168 matching lines @@
 net::URLRequestContextGetter*
 AwBrowserContext::CreateRequestContextForStoragePartition(
     const base::FilePath& partition_path,
     bool in_memory,
     content::ProtocolHandlerMap* protocol_handlers) {
   NOTREACHED();
   return NULL;
 }
 
 AwQuotaManagerBridge* AwBrowserContext::GetQuotaManagerBridge() {
-  if (!quota_manager_bridge_) {
-    quota_manager_bridge_.reset(
-        native_factory_->CreateAwQuotaManagerBridge(this));
+  if (!quota_manager_bridge_.get()) {
+    quota_manager_bridge_ = native_factory_->CreateAwQuotaManagerBridge(this);
   }
   return quota_manager_bridge_.get();
 }
 
 AwFormDatabaseService* AwBrowserContext::GetFormDatabaseService() {
   return form_database_service_.get();
 }
 
 // Create user pref service for autofill functionality.
 void AwBrowserContext::CreateUserPrefServiceIfNecessary() {
@@ skipping 95 matching lines @@
 
 void AwBrowserContext::RebuildTable(
     const scoped_refptr<URLEnumerator>& enumerator) {
   // Android WebView rebuilds from WebChromeClient.getVisitedHistory. The client
   // can change in the lifetime of this WebView and may not yet be set here.
   // Therefore this initialization path is not used.
   enumerator->OnComplete(true);
 }
 
 }  // namespace android_webview