Use std::move() instead of .Pass() in remoting/*

remoting/client/plugin/pepper_video_renderer_2d.cc

Index: remoting/client/plugin/pepper_video_renderer_2d.cc
diff --git a/remoting/client/plugin/pepper_video_renderer_2d.cc b/remoting/client/plugin/pepper_video_renderer_2d.cc
index 204fdc8525e38f9d3b463ec9d7aa5bdf0e56b71c..4e6e4baa2c0466cd3c277686815cdf3c901ce42e 100644
--- a/remoting/client/plugin/pepper_video_renderer_2d.cc
+++ b/remoting/client/plugin/pepper_video_renderer_2d.cc
@@ -6,6 +6,8 @@
 
 #include <stdint.h>
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/strings/string_util.h"
@@ -201,7 +203,7 @@ void PepperVideoRenderer2D::Flush() {
   // |flushing_frames_done_callbacks_| so the callbacks are called when flush is
   // finished.
   DCHECK(flushing_frames_done_callbacks_.empty());
-  flushing_frames_done_callbacks_ = pending_frames_done_callbacks_.Pass();
+  flushing_frames_done_callbacks_ = std::move(pending_frames_done_callbacks_);
 
   // Flush the updated areas to the screen.
   int error = graphics2d_.Flush(