Remove unneeded friend tests from media::FileDataSource.

media/filters/file_data_source.h

Index: media/filters/file_data_source.h
diff --git a/media/filters/file_data_source.h b/media/filters/file_data_source.h
index 100ead378386487272cec63b883e049fec878ff2..bcbc591222cdc142603292a9eb2d14d29356bf45 100644
--- a/media/filters/file_data_source.h
+++ b/media/filters/file_data_source.h
@@ -33,14 +33,6 @@ class MEDIA_EXPORT FileDataSource : public DataSource {
   virtual void SetBitrate(int bitrate) OVERRIDE;
 
  private:
-  // Only allow factories and tests to create this object.
-  //
-  // TODO(scherkus): I'm getting tired of these factories getting in the way
-  // of my tests!!!
-  FRIEND_TEST_ALL_PREFIXES(FileDataSourceTest, OpenFile);
-  FRIEND_TEST_ALL_PREFIXES(FileDataSourceTest, ReadData);
-  FRIEND_TEST_ALL_PREFIXES(FileDataSourceTest, Seek);
-
   // Informs the host of changes in total and buffered bytes.
   void UpdateHostBytes();