Track the active ExtensionKeybindingRegistry and make it available to EventRewriter.

chrome/browser/ui/views/toolbar/browser_actions_container.cc

 // Copyright 2013 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 "chrome/browser/ui/views/toolbar/browser_actions_container.h"
 
 #include "base/compiler_specific.h"
 #include "base/stl_util.h"
 #include "chrome/browser/extensions/extension_action_manager.h"
 #include "chrome/browser/extensions/extension_util.h"
@@ skipping 668 matching lines @@
 }
 
 void BrowserActionsContainer::TestSetIconVisibilityCount(size_t icons) {
   model_->SetVisibleIconCount(icons);
   chevron_->SetVisible(icons < browser_action_views_.size());
   container_width_ = IconCountToWidth(icons, chevron_->visible());
   Layout();
   SchedulePaint();
 }
 
+extensions::ExtensionKeybindingRegistry*
+BrowserActionsContainer::GetExtensionKeybindingRegistry() {
+  return extension_keybinding_registry_.get();
+}
+
 void BrowserActionsContainer::OnPaint(gfx::Canvas* canvas) {
   // If the views haven't been initialized yet, wait for the next call to
   // paint (one will be triggered by entering highlight mode).
   if (model_->is_highlighting() && !browser_action_views_.empty()) {
     views::Painter::PaintPainterAt(
         canvas, highlight_painter_.get(), GetLocalBounds());
   }
 
   // TODO(sky/glen): Instead of using a drop indicator, animate the icons while
   // dragging (like we do for tab dragging).
@@ skipping 375 matching lines @@
   size_t absolute_model_size =
       model_size == -1 ? extensions.size() : model_size;
 
   // The main container will try to show |model_size| icons, but reduce if there
   // aren't enough displayable icons to do so.
   size_t main_displayed = std::min(displayable_icon_count, absolute_model_size);
   // The overflow will display the extras, if any.
   return in_overflow_mode() ?
       displayable_icon_count - main_displayed : main_displayed;
 }