Revert "Move WebSocketHandleImpl into Blink"

content/renderer/renderer_blink_platform_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_
 #define CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 74 matching lines @@
   blink::WebCookieJar* cookieJar() override;
   blink::WebThemeEngine* themeEngine() override;
   blink::WebSpeechSynthesizer* createSpeechSynthesizer(
       blink::WebSpeechSynthesizerClient* client) override;
   virtual bool sandboxEnabled();
   unsigned long long visitedLinkHash(const char* canonicalURL,
                                      size_t length) override;
   bool isLinkVisited(unsigned long long linkHash) override;
   void createMessageChannel(blink::WebMessagePortChannel** channel1,
                             blink::WebMessagePortChannel** channel2) override;
+  blink::WebSocketHandle* createWebSocketHandle() override;
   blink::WebPrescientNetworking* prescientNetworking() override;
   void cacheMetadata(const blink::WebURL&,
                      int64_t,
                      const char*,
                      size_t) override;
   void cacheMetadataInCacheStorage(
       const blink::WebURL&,
       int64_t,
       const char*,
       size_t,
@@ skipping 202 matching lines @@
   std::unique_ptr<BlinkInterfaceProviderImpl> blink_interface_provider_;
 
   mojom::URLLoaderFactoryPtr url_loader_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RendererBlinkPlatformImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_