Teach BindToLoop to create callbacks that accept scoped parameters.

media/base/bind_to_loop_unittest.cc

Index: media/base/bind_to_loop_unittest.cc
diff --git a/media/base/bind_to_loop_unittest.cc b/media/base/bind_to_loop_unittest.cc
index fd9c93c201ce02e3922b3bd961167625fd2597e6..8c7ec42f3ccbdc73e906b09dea50c228d5077b0f 100644
--- a/media/base/bind_to_loop_unittest.cc
+++ b/media/base/bind_to_loop_unittest.cc
@@ -59,7 +59,7 @@ TEST_F(BindToLoopTest, Bool) {
   EXPECT_TRUE(bool_var);
 }
 
-TEST_F(BindToLoopTest, ScopedPtrBool) {
+TEST_F(BindToLoopTest, BoundScopedPtrBool) {
   bool bool_val = false;
   scoped_ptr<bool> scoped_ptr_bool(new bool(true));
   base::Closure cb = BindToLoop(proxy_, base::Bind(
@@ -70,6 +70,17 @@ TEST_F(BindToLoopTest, ScopedPtrBool) {
   EXPECT_TRUE(bool_val);
 }
 
+TEST_F(BindToLoopTest, PassedScopedPtrBool) {
+  bool bool_val = false;
+  scoped_ptr<bool> scoped_ptr_bool(new bool(true));
+  base::Callback<void(scoped_ptr<bool>)> cb = BindToLoop(proxy_, base::Bind(
+      &BoundBoolSetFromScopedPtr, &bool_val));
+  cb.Run(scoped_ptr_bool.Pass());
+  EXPECT_FALSE(bool_val);
+  loop_.RunUntilIdle();
+  EXPECT_TRUE(bool_val);
+}
+
 TEST_F(BindToLoopTest, BoolConstRef) {
   bool bool_var = false;
   bool true_var = true;