Convert Pass()→std::move() in //media

media/cdm/cdm_adapter_unittest.cc

Index: media/cdm/cdm_adapter_unittest.cc
diff --git a/media/cdm/cdm_adapter_unittest.cc b/media/cdm/cdm_adapter_unittest.cc
index ed23d474d08a285eee56e2233101953c1df87e7b..46de9244e02e10beba5691d440a71156232d0006 100644
--- a/media/cdm/cdm_adapter_unittest.cc
+++ b/media/cdm/cdm_adapter_unittest.cc
@@ -177,7 +177,7 @@ class CdmAdapterTest : public testing::Test {
     scoped_ptr<SimpleCdmPromise> promise(new CdmCallbackPromise<>(
         base::Bind(&CdmAdapterTest::OnResolve, base::Unretained(this)),
         base::Bind(&CdmAdapterTest::OnReject, base::Unretained(this))));
-    return promise.Pass();
+    return promise;
   }
 
   // Create a promise to be used when a new session is created.
@@ -196,7 +196,7 @@ class CdmAdapterTest : public testing::Test {
             base::Bind(&CdmAdapterTest::OnResolveWithSession,
                        base::Unretained(this)),
             base::Bind(&CdmAdapterTest::OnReject, base::Unretained(this))));
-    return promise.Pass();
+    return promise;
   }
 
   void RunUntilIdle() { message_loop_.RunUntilIdle(); }