Move WebMediaPlayerImpl and its dependencies to media/blink.

media/blink/cache_util.cc

Index: media/blink/cache_util.cc
diff --git a/content/renderer/media/cache_util.cc b/media/blink/cache_util.cc
similarity index 97%
rename from content/renderer/media/cache_util.cc
rename to media/blink/cache_util.cc
index d79e69230baa78aa9f8634de6a8040214b4e399e..65bed438fe91cc1127548efe7de6ed8478c891b3 100644
--- a/content/renderer/media/cache_util.cc
+++ b/media/blink/cache_util.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/renderer/media/cache_util.h"
+#include "media/blink/cache_util.h"
 
 #include <string>
 
@@ -20,7 +20,7 @@ using base::TimeDelta;
 using net::HttpVersion;
 using blink::WebURLResponse;
 
-namespace content {
+namespace media {
 
 enum { kHttpOK = 200, kHttpPartialContent = 206 };
 
@@ -84,4 +84,4 @@ uint32 GetReasonsForUncacheability(const WebURLResponse& response) {
   return reasons;
 }
 
-}  // namespace content
+}  // namespace media