Make mash register initial batch of accelerators in single shot.

ash/mus/accelerators/accelerator_controller_unittest.cc

Index: ash/mus/accelerators/accelerator_controller_unittest.cc
diff --git a/ash/mus/accelerators/accelerator_controller_unittest.cc b/ash/mus/accelerators/accelerator_controller_unittest.cc
index a071772d20d15c89d8ebf68afd434e3c7eb8cc76..395ad2d733fb5703da2f37bea8d21c40cc94b12a 100644
--- a/ash/mus/accelerators/accelerator_controller_unittest.cc
+++ b/ash/mus/accelerators/accelerator_controller_unittest.cc
@@ -344,21 +344,30 @@ TEST_F(AcceleratorControllerTest, LingeringExitWarningBubble) {
 #endif  // !defined(OS_WIN)
 
 TEST_F(AcceleratorControllerTest, Register) {
-  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   TestTarget target;
-  GetController()->Register(accelerator_a, &target);
+  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
+  const ui::Accelerator accelerator_b(ui::VKEY_B, ui::EF_NONE);
+  const ui::Accelerator accelerator_c(ui::VKEY_C, ui::EF_NONE);
+  const ui::Accelerator accelerator_d(ui::VKEY_D, ui::EF_NONE);
 
-  // The registered accelerator is processed.
+  GetController()->Register(
+      {accelerator_a, accelerator_b, accelerator_c, accelerator_d}, &target);
+
+  // The registered accelerators are processed.
   EXPECT_TRUE(ProcessInController(accelerator_a));
-  EXPECT_EQ(1, target.accelerator_pressed_count());
+  EXPECT_TRUE(ProcessInController(accelerator_b));
+  EXPECT_TRUE(ProcessInController(accelerator_c));
+  EXPECT_TRUE(ProcessInController(accelerator_d));
+  EXPECT_EQ(4, target.accelerator_pressed_count());
 }
 
 TEST_F(AcceleratorControllerTest, RegisterMultipleTarget) {
   const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   TestTarget target1;
-  GetController()->Register(accelerator_a, &target1);
+  GetController()->Register({accelerator_a}, &target1);
+
   TestTarget target2;
-  GetController()->Register(accelerator_a, &target2);
+  GetController()->Register({accelerator_a}, &target2);
 
   // If multiple targets are registered with the same accelerator, the target
   // registered later processes the accelerator.
@@ -368,11 +377,10 @@ TEST_F(AcceleratorControllerTest, RegisterMultipleTarget) {
 }
 
 TEST_F(AcceleratorControllerTest, Unregister) {
-  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   TestTarget target;
-  GetController()->Register(accelerator_a, &target);
+  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   const ui::Accelerator accelerator_b(ui::VKEY_B, ui::EF_NONE);
-  GetController()->Register(accelerator_b, &target);
+  GetController()->Register({accelerator_a, accelerator_b}, &target);
 
   // Unregistering a different accelerator does not affect the other
   // accelerator.
@@ -388,14 +396,13 @@ TEST_F(AcceleratorControllerTest, Unregister) {
 }
 
 TEST_F(AcceleratorControllerTest, UnregisterAll) {
-  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   TestTarget target1;
-  GetController()->Register(accelerator_a, &target1);
+  const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   const ui::Accelerator accelerator_b(ui::VKEY_B, ui::EF_NONE);
-  GetController()->Register(accelerator_b, &target1);
+  GetController()->Register({accelerator_a, accelerator_b}, &target1);
   const ui::Accelerator accelerator_c(ui::VKEY_C, ui::EF_NONE);
   TestTarget target2;
-  GetController()->Register(accelerator_c, &target2);
+  GetController()->Register({accelerator_c}, &target2);
   GetController()->UnregisterAll(&target1);
 
   // All the accelerators registered for |target1| are no longer processed.
@@ -411,7 +418,7 @@ TEST_F(AcceleratorControllerTest, UnregisterAll) {
 TEST_F(AcceleratorControllerTest, Process) {
   const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   TestTarget target1;
-  GetController()->Register(accelerator_a, &target1);
+  GetController()->Register({accelerator_a}, &target1);
 
   // The registered accelerator is processed.
   EXPECT_TRUE(ProcessInController(accelerator_a));
@@ -426,7 +433,7 @@ TEST_F(AcceleratorControllerTest, IsRegistered) {
   const ui::Accelerator accelerator_a(ui::VKEY_A, ui::EF_NONE);
   const ui::Accelerator accelerator_shift_a(ui::VKEY_A, ui::EF_SHIFT_DOWN);
   TestTarget target;
-  GetController()->Register(accelerator_a, &target);
+  GetController()->Register({accelerator_a}, &target);
   EXPECT_TRUE(GetController()->IsRegistered(accelerator_a));
   EXPECT_FALSE(GetController()->IsRegistered(accelerator_shift_a));
   GetController()->UnregisterAll(&target);