Fix quota value overflow.

webkit/quota/quota_manager.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 "webkit/quota/quota_manager.h"
 
 #include <algorithm>
 #include <deque>
 #include <set>
 
@@ skipping 737 matching lines @@
   int64 quota_;
   HostQuotaCallback callback_;
 };
 
 class QuotaManager::UpdatePersistentHostQuotaTask
     : public QuotaManager::DatabaseTaskBase {
  public:
   UpdatePersistentHostQuotaTask(
       QuotaManager* manager,
       const std::string& host,
-      int new_quota,
+      int64 new_quota,
       const HostQuotaCallback& callback)
       : DatabaseTaskBase(manager),
         host_(host),
         new_quota_(new_quota),
         callback_(callback) {
     DCHECK_GE(new_quota_, 0);
   }
  protected:
   virtual void RunOnTargetThread() OVERRIDE {
     if (!database()->SetHostQuota(host_, kStorageTypePersistent, new_quota_)) {
@@ skipping 978 matching lines @@
 
 QuotaManagerProxy::QuotaManagerProxy(
     QuotaManager* manager, base::MessageLoopProxy* io_thread)
     : manager_(manager), io_thread_(io_thread) {
 }
 
 QuotaManagerProxy::~QuotaManagerProxy() {
 }
 
 }  // namespace quota