Introduce the abstract class WebViewBase, to decouple WebViewImpl.

third_party/WebKit/Source/web/StorageClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "web/StorageClientImpl.h"
 
 #include <memory>
+#include "core/exported/WebViewBase.h"
 #include "core/frame/ContentSettingsClient.h"
 #include "modules/storage/StorageNamespace.h"
 #include "platform/wtf/PtrUtil.h"
 #include "public/platform/WebStorageNamespace.h"
 #include "public/web/WebViewClient.h"
-#include "web/WebViewImpl.h"
 
 namespace blink {
 
 #define STATIC_ASSERT_MATCHING_ENUM(enum_name1, enum_name2)                   \
   static_assert(static_cast<int>(enum_name1) == static_cast<int>(enum_name2), \
                 "mismatching enums: " #enum_name1)
 STATIC_ASSERT_MATCHING_ENUM(kLocalStorage,
                             ContentSettingsClient::StorageType::kLocal);
 STATIC_ASSERT_MATCHING_ENUM(kSessionStorage,
                             ContentSettingsClient::StorageType::kSession);
 
-StorageClientImpl::StorageClientImpl(WebViewImpl* web_view)
+StorageClientImpl::StorageClientImpl(WebViewBase* web_view)
     : web_view_(web_view) {}
 
 std::unique_ptr<StorageNamespace>
 StorageClientImpl::CreateSessionStorageNamespace() {
   if (!web_view_->Client())
     return nullptr;
   return WTF::WrapUnique(new StorageNamespace(
       WTF::WrapUnique(web_view_->Client()->CreateSessionStorageNamespace())));
 }
 
 bool StorageClientImpl::CanAccessStorage(LocalFrame* frame,
                                          StorageType type) const {
   DCHECK(frame->GetContentSettingsClient());
   return frame->GetContentSettingsClient()->AllowStorage(
       static_cast<ContentSettingsClient::StorageType>(type));
 }
 
 }  // namespace blink