Let Chrome app handle Ash accelerators first if the app is launched as a window

ash/accelerators/accelerator_controller_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/caps_lock_delegate.h"
 #include "ash/ime_control_delegate.h"
 #include "ash/screenshot_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 331 matching lines @@
   // All the accelerators registered for |target1| are no longer processed.
   EXPECT_FALSE(GetController()->Process(accelerator_a));
   EXPECT_FALSE(GetController()->Process(accelerator_b));
   EXPECT_EQ(0, target1.accelerator_pressed_count());
 
   // UnregisterAll with a different target does not affect the other target.
   EXPECT_TRUE(GetController()->Process(accelerator_c));
   EXPECT_EQ(1, target2.accelerator_pressed_count());
 }
 
+TEST_F(AcceleratorControllerTest, IsAccelerator) {
+  const ui::Accelerator accelerator_a(ui::VKEY_A, false, false, false);
+  const ui::Accelerator accelerator_shift_a(ui::VKEY_A, true, false, false);
+  TestTarget target;
+  GetController()->Register(accelerator_a, &target);
+
+  EXPECT_TRUE(GetController()->IsAccelerator(accelerator_a));
+  EXPECT_FALSE(GetController()->IsAccelerator(accelerator_shift_a));
+  GetController()->UnregisterAll(&target);
+  EXPECT_FALSE(GetController()->IsAccelerator(accelerator_a));
+}
+
 TEST_F(AcceleratorControllerTest, Process) {
   const ui::Accelerator accelerator_a(ui::VKEY_A, false, false, false);
   TestTarget target1;
   GetController()->Register(accelerator_a, &target1);
 
   // The registered accelerator is processed.
   EXPECT_TRUE(GetController()->Process(accelerator_a));
   EXPECT_EQ(1, target1.accelerator_pressed_count());
 
   // The non-registered accelerator is not processed.
@@ skipping 360 matching lines @@
     EXPECT_FALSE(GetController()->Process(shift_alt_press));
     EXPECT_FALSE(GetController()->Process(shift_alt_x_press));
     EXPECT_FALSE(GetController()->Process(shift_alt_x));
     EXPECT_FALSE(GetController()->Process(shift_alt));
     EXPECT_EQ(2, delegate->handle_next_ime_count());
   }
 }
 
 }  // namespace test
 }  // namespace ash