Convert Pass()→std::move() in mojo/

mojo/converters/surfaces/surfaces_utils.cc

Index: mojo/converters/surfaces/surfaces_utils.cc
diff --git a/mojo/converters/surfaces/surfaces_utils.cc b/mojo/converters/surfaces/surfaces_utils.cc
index 79b2996dcf427cda2beda668b8adc27ca2b61450..d0793afe33edab62d199d81a17462cf699e1598d 100644
--- a/mojo/converters/surfaces/surfaces_utils.cc
+++ b/mojo/converters/surfaces/surfaces_utils.cc
@@ -28,7 +28,7 @@ SharedQuadStatePtr CreateDefaultSQS(const gfx::Size& size) {
   sqs->opacity = 1.f;
   sqs->blend_mode = mus::mojom::SK_XFERMODE_kSrc_Mode;
   sqs->sorting_context_id = 0;
-  return sqs.Pass();
+  return sqs;
 }
 
 PassPtr CreateDefaultPass(int id, const gfx::Rect& rect) {
@@ -41,7 +41,7 @@ PassPtr CreateDefaultPass(int id, const gfx::Rect& rect) {
   pass->damage_rect = Rect::From(rect);
   pass->transform_to_root_target = Transform::From(gfx::Transform());
   pass->has_transparent_background = false;
-  return pass.Pass();
+  return pass;
 }
 
 }  // namespace mojo