Convert Pass()→std::move() in //ash (CrOS edition)

ash/accelerators/magnifier_key_scroller.cc

Index: ash/accelerators/magnifier_key_scroller.cc
diff --git a/ash/accelerators/magnifier_key_scroller.cc b/ash/accelerators/magnifier_key_scroller.cc
index f5198dc702a2d82997a341d0a60783d51f2b2c87..b9cd646d8d454a7eac643005ecf749dd43001991 100644
--- a/ash/accelerators/magnifier_key_scroller.cc
+++ b/ash/accelerators/magnifier_key_scroller.cc
@@ -4,6 +4,8 @@
 
 #include "ash/accelerators/magnifier_key_scroller.h"
 
+#include <utility>
+
 #include "ash/accelerators/key_hold_detector.h"
 #include "ash/ash_switches.h"
 #include "ash/magnifier/magnification_controller.h"
@@ -36,7 +38,7 @@ void MagnifierKeyScroller::SetEnabled(bool enabled) {
 // static
 scoped_ptr<ui::EventHandler> MagnifierKeyScroller::CreateHandler() {
   scoped_ptr<KeyHoldDetector::Delegate> delegate(new MagnifierKeyScroller());
-  return scoped_ptr<ui::EventHandler>(new KeyHoldDetector(delegate.Pass()));
+  return scoped_ptr<ui::EventHandler>(new KeyHoldDetector(std::move(delegate)));
 }
 
 bool MagnifierKeyScroller::ShouldProcessEvent(const ui::KeyEvent* event) const {