Revert 285479 "Make DataSource::Stop() synchronous."

trunk/src/media/tools/player_x11/data_source_logger.cc

Index: trunk/src/media/tools/player_x11/data_source_logger.cc
===================================================================
--- trunk/src/media/tools/player_x11/data_source_logger.cc	(revision 285857)
+++ trunk/src/media/tools/player_x11/data_source_logger.cc	(working copy)
@@ -6,6 +6,11 @@
 #include "base/logging.h"
 #include "media/tools/player_x11/data_source_logger.h"
 
+static void LogAndRunStopClosure(const base::Closure& closure) {
+  VLOG(1) << "Stop() finished";
+  closure.Run();
+}
+
 static void LogAndRunReadCB(
     int64 position, int size,
     const media::DataSource::ReadCB& read_cb, int result) {
@@ -20,9 +25,9 @@
       streaming_(streaming) {
 }
 
-void DataSourceLogger::Stop() {
-  VLOG(1) << "Stop()";
-  data_source_->Stop();
+void DataSourceLogger::Stop(const base::Closure& closure) {
+  VLOG(1) << "Stop() started";
+  data_source_->Stop(base::Bind(&LogAndRunStopClosure, closure));
 }
 
 void DataSourceLogger::Read(