Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp

Index: third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp
diff --git a/third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp b/third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp
index 685afcefe15a66b29cda1a5e8b73a7a7f2f76aca..95ea957242805ef20a028b6a459d97f1e8b63d36 100644
--- a/third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp
+++ b/third_party/WebKit/Source/modules/mediastream/UserMediaController.cpp
@@ -36,16 +36,14 @@ UserMediaController::UserMediaController(UserMediaClient* client)
 {
 }
 
-DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(UserMediaController)
-
 DEFINE_TRACE(UserMediaController)
 {
-    WillBeHeapSupplement<LocalFrame>::trace(visitor);
+    HeapSupplement<LocalFrame>::trace(visitor);
 }
 
-PassOwnPtrWillBeRawPtr<UserMediaController> UserMediaController::create(UserMediaClient* client)
+RawPtr<UserMediaController> UserMediaController::create(UserMediaClient* client)
 {
-    return adoptPtrWillBeNoop(new UserMediaController(client));
+    return (new UserMediaController(client));
 }
 
 void provideUserMediaTo(LocalFrame& frame, UserMediaClient* client)