WebView: Cleanup class/struct forward declarations

android_webview/native/aw_quota_manager_bridge_impl.h

 // Copyright (c) 2013 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.
 
 #ifndef ANDROID_WEBVIEW_NATIVE_AW_QUOTA_MANAGER_BRIDGE_IMPL_H_
 #define ANDROID_WEBVIEW_NATIVE_AW_QUOTA_MANAGER_BRIDGE_IMPL_H_
 
 #include <jni.h>
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "android_webview/browser/aw_quota_manager_bridge.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
 
-class GURL;
-
 namespace content {
 class StoragePartition;
 }
 
 namespace storage {
 class QuotaManager;
 }  // namespace storage
 
 namespace android_webview {
 
@@ skipping 58 matching lines @@
   base::WeakPtrFactory<AwQuotaManagerBridgeImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AwQuotaManagerBridgeImpl);
 };
 
 bool RegisterAwQuotaManagerBridge(JNIEnv* env);
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_NATIVE_AW_QUOTA_MANAGER_BRIDGE_IMPL_H_