Introduce WebCachePolicy to merge cache policy enums

content/renderer/fetchers/resource_fetcher_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_
 #define CONTENT_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer/timer.h"
 #include "content/public/renderer/resource_fetcher.h"
 #include "content/renderer/fetchers/web_url_loader_client_impl.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/platform/WebURLResponse.h"
 #include "third_party/WebKit/public/web/WebURLLoaderOptions.h"
 
 class GURL;
 
 namespace blink {
 class WebFrame;
 class WebURLLoader;
+enum class WebCachePolicy;
 }
 
 namespace content {
 
 class ResourceFetcherImpl : public ResourceFetcher,
                             public WebURLLoaderClientImpl {
  public:
   // ResourceFetcher implementation:
   void SetMethod(const std::string& method) override;
   void SetBody(const std::string& body) override;
   void SetHeader(const std::string& header, const std::string& value) override;
   void SetSkipServiceWorker(bool skip_service_worker) override;
-  void SetCachePolicy(blink::WebURLRequest::CachePolicy policy) override;
+  void SetCachePolicy(blink::WebCachePolicy policy) override;
   void SetLoaderOptions(const blink::WebURLLoaderOptions& options) override;
   void Start(blink::WebFrame* frame,
              blink::WebURLRequest::RequestContext request_context,
              blink::WebURLRequest::FrameType frame_type,
              LoaderType loader_type,
              const Callback& callback) override;
   void SetTimeout(const base::TimeDelta& timeout) override;
 
  private:
   friend class ResourceFetcher;
@@ skipping 23 matching lines @@
 
   // Limit how long to wait for the server.
   base::OneShotTimer timeout_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceFetcherImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_