Componentize EncryptedMediaMessageFilter and rename it CdmMessageFilter.

components/cdm/browser/encrypted_media_message_filter_android.h

Index: components/cdm/browser/encrypted_media_message_filter_android.h
diff --git a/chrome/browser/media/encrypted_media_message_filter_android.h b/components/cdm/browser/encrypted_media_message_filter_android.h
similarity index 82%
rename from chrome/browser/media/encrypted_media_message_filter_android.h
rename to components/cdm/browser/encrypted_media_message_filter_android.h
index 9d426ae59a78faff34dc90cbd8bfbaccec5ff2e5..4e0460620c496e891ff3704b698ef5296c0fffb2 100644
--- a/chrome/browser/media/encrypted_media_message_filter_android.h
+++ b/components/cdm/browser/encrypted_media_message_filter_android.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_MEDIA_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_
-#define CHROME_BROWSER_MEDIA_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_
+#ifndef COMPONENTS_CDM_BROWSER_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_
+#define COMPONENTS_CDM_BROWSER_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_
 
 #include "base/basictypes.h"
 #include "content/public/browser/browser_message_filter.h"
@@ -11,7 +11,7 @@
 struct SupportedKeySystemRequest;
 struct SupportedKeySystemResponse;
 
-namespace chrome {
+namespace cdm {
 
 // Message filter for EME on android. It is responsible for getting the
 // SupportedKeySystems information and passing it back to renderer.
@@ -38,6 +38,6 @@ class EncryptedMediaMessageFilterAndroid
   DISALLOW_COPY_AND_ASSIGN(EncryptedMediaMessageFilterAndroid);
 };
 
-}  // namespace chrome
+}  // namespace cdm
 
-#endif  // CHROME_BROWSER_MEDIA_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_
+#endif  // COMPONENTS_CDM_BROWSER_ENCRYPTED_MEDIA_MESSAGE_FILTER_ANDROID_H_