Adds DNS prefetch support to Chromecast.

components/dns_prefetch/renderer/prescient_networking_dispatcher.h

Index: components/dns_prefetch/renderer/prescient_networking_dispatcher.h
diff --git a/chrome/renderer/net/prescient_networking_dispatcher.h b/components/dns_prefetch/renderer/prescient_networking_dispatcher.h
similarity index 50%
rename from chrome/renderer/net/prescient_networking_dispatcher.h
rename to components/dns_prefetch/renderer/prescient_networking_dispatcher.h
index 4449307d0a50da1e70b65fce62bb8217a072c50b..fbb383c13454a72597aecde10f0638fb4da130b1 100644
--- a/chrome/renderer/net/prescient_networking_dispatcher.h
+++ b/components/dns_prefetch/renderer/prescient_networking_dispatcher.h
@@ -1,24 +1,29 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
+// Copyright 2014 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 CHROME_RENDERER_NET_PRESCIENT_NETWORKING_DISPATCHER_H_
-#define CHROME_RENDERER_NET_PRESCIENT_NETWORKING_DISPATCHER_H_
+#ifndef COMPONENTS_DNS_PREFETCH_RENDERER_PRESCIENT_NETWORKING_DISPATCHER_H_
+#define COMPONENTS_DNS_PREFETCH_RENDERER_PRESCIENT_NETWORKING_DISPATCHER_H_
 
-#include "base/compiler_specific.h"
+#include "base/macros.h"
 #include "components/dns_prefetch/renderer/renderer_net_predictor.h"
 #include "third_party/WebKit/public/platform/WebPrescientNetworking.h"
 
+namespace dns_prefetch {
+
 class PrescientNetworkingDispatcher : public blink::WebPrescientNetworking {
  public:
   PrescientNetworkingDispatcher();
-  virtual ~PrescientNetworkingDispatcher();
+  ~PrescientNetworkingDispatcher() override;
+
+  void prefetchDNS(const blink::WebString& hostname) override;
 
-  virtual void prefetchDNS(const blink::WebString& hostname) override;
  private:
   dns_prefetch::RendererNetPredictor net_predictor_;
 
   DISALLOW_COPY_AND_ASSIGN(PrescientNetworkingDispatcher);
 };
 
-#endif  // CHROME_RENDERER_NET_PRESCIENT_NETWORKING_DISPATCHER_H_
+}   // namespace dns_prefetch
+
+#endif  // COMPONENTS_DNS_PREFETCH_RENDERER_PRESCIENT_NETWORKING_DISPATCHER_H_