mus: Notify the client whether adding an accelerator was successful.

mandoline/ui/desktop_ui/browser_window.cc

 // Copyright 2015 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 "mandoline/ui/desktop_ui/browser_window.h"
 
 #include "base/command_line.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
@@ skipping 190 matching lines @@
 
   root_->AddChild(content_);
   host_->AddActivationParent(root_->id());
   content_->SetVisible(true);
 
   web_view_.Init(app_, content_);
 
   host_->AddAccelerator(
       static_cast<uint32_t>(BrowserCommand::CLOSE),
       mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_W,
-                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN));
+                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN),
+      mus::mojom::WindowTreeHost::AddAcceleratorCallback());
   host_->AddAccelerator(
       static_cast<uint32_t>(BrowserCommand::FOCUS_OMNIBOX),
       mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_L,
-                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN));
+                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN),
+      mus::mojom::WindowTreeHost::AddAcceleratorCallback());
   host_->AddAccelerator(
       static_cast<uint32_t>(BrowserCommand::NEW_WINDOW),
       mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_N,
-                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN));
+                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN),
+      mus::mojom::WindowTreeHost::AddAcceleratorCallback());
   host_->AddAccelerator(
       static_cast<uint32_t>(BrowserCommand::SHOW_FIND),
       mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_F,
-                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN));
-  host_->AddAccelerator(
-      static_cast<uint32_t>(BrowserCommand::GO_BACK),
-      mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_LEFT,
-                            mus::mojom::EVENT_FLAGS_ALT_DOWN));
-  host_->AddAccelerator(
-      static_cast<uint32_t>(BrowserCommand::GO_FORWARD),
-      mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_RIGHT,
-                            mus::mojom::EVENT_FLAGS_ALT_DOWN));
+                            mus::mojom::EVENT_FLAGS_CONTROL_DOWN),
+      mus::mojom::WindowTreeHost::AddAcceleratorCallback());
+  host_->AddAccelerator(static_cast<uint32_t>(BrowserCommand::GO_BACK),
+                        mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_LEFT,
+                                              mus::mojom::EVENT_FLAGS_ALT_DOWN),
+                        mus::mojom::WindowTreeHost::AddAcceleratorCallback());
+  host_->AddAccelerator(static_cast<uint32_t>(BrowserCommand::GO_FORWARD),
+                        mus::CreateKeyMatcher(mus::mojom::KEYBOARD_CODE_RIGHT,
+                                              mus::mojom::EVENT_FLAGS_ALT_DOWN),
+                        mus::mojom::WindowTreeHost::AddAcceleratorCallback());
   // Now that we're ready, load the default url.
   LoadURL(default_url_);
 
   // Record the time spent opening initial tabs, used for performance testing.
   const base::TimeDelta open_tabs_delta =
       base::TimeTicks::Now() - display_ticks;
 
   // Record the browser startup time metrics, used for performance testing.
   static bool recorded_browser_startup_metrics = false;
   if (!recorded_browser_startup_metrics &&
@@ skipping 200 matching lines @@
   content_bounds.set_width(DIPSToPixels(progress_bar_bounds.width()));
   content_bounds.set_height(host->bounds().height() - content_bounds.y() -
                             DIPSToPixels(10));
   content_->SetBounds(content_bounds);
 
   // The omnibox view bounds are in physical pixels.
   omnibox_view_->SetBounds(bounds_in_physical_pixels);
 }
 
 }  // namespace mandoline