Remove MessageLoop methods from Filter interface

media/base/mock_filters.cc

Index: media/base/mock_filters.cc
diff --git a/media/base/mock_filters.cc b/media/base/mock_filters.cc
index 39ed730928222fbfdbfe7e9a3ec5d0025300be72..b6eea6a3e1093fa885044cb0aebb339877807f4d 100644
--- a/media/base/mock_filters.cc
+++ b/media/base/mock_filters.cc
@@ -86,23 +86,9 @@ void RunStopFilterCallback(FilterCallback* callback) {
   delete callback;
 }
 
-MockFilter::MockFilter() :
-    requires_message_loop_(false) {
-}
-
-MockFilter::MockFilter(bool requires_message_loop) :
-    requires_message_loop_(requires_message_loop) {
+MockFilter::MockFilter() {
 }
 
 MockFilter::~MockFilter() {}
 
-bool MockFilter::requires_message_loop() const {
-  return requires_message_loop_;
-}
-
-const char* MockFilter::message_loop_name() const {
-  return "MockFilter";
-}
-
-
 }  // namespace media