Port Extension Commands to Mac.

chrome/browser/ui/cocoa/chrome_event_processing_window.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/chrome_event_processing_window.h"
 
 #include "base/logging.h"
 #import "chrome/browser/ui/cocoa/browser_command_executor.h"
+#import "chrome/browser/ui/cocoa/browser_window_controller_private.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 #include "chrome/browser/global_keyboard_shortcuts_mac.h"
 #import "content/public/browser/render_widget_host_view_mac_base.h"
 
 typedef int (*KeyToCommandMapper)(bool, bool, bool, bool, int, unichar);
 
 @interface ChromeEventProcessingWindow ()
 // Duplicate the given key event, but changing the associated window.
 - (NSEvent*)keyEventForWindow:(NSWindow*)window fromKeyEvent:(NSEvent*)event;
 @end
@@ skipping 37 matching lines @@
 
 - (BOOL)handleExtraBrowserKeyboardShortcut:(NSEvent*)event {
   return [self handleExtraKeyboardShortcut:event
                                  fromTable:CommandForBrowserKeyboardShortcut];
 }
 
 - (BOOL)performKeyEquivalent:(NSEvent*)event {
   if (redispatchingEvent_)
     return NO;
 
+  NSWindow* window = event.window;
+  if (window) {
+    BrowserWindowController* controller = [window windowController];
+    if ([controller respondsToSelector:@selector(handledByExtensionCommand:)]) {
+      if ([controller handledByExtensionCommand:event])
+        return YES;
+    }
+  }
+
   // Give the web site a chance to handle the event. If it doesn't want to
   // handle it, it will call us back with one of the |handle*| methods above.
   NSResponder* r = [self firstResponder];
   if ([r conformsToProtocol:@protocol(RenderWidgetHostViewMacBase)])
     return [r performKeyEquivalent:event];
 
   // If the delegate does not implement the BrowserCommandExecutor protocol,
   // then we don't need to handle browser specific shortcut keys.
   if (![[self delegate] conformsToProtocol:@protocol(BrowserCommandExecutor)])
     return [super performKeyEquivalent:event];
@@ skipping 78 matching lines @@
                          timestamp:[event timestamp]
                       windowNumber:[window windowNumber]
                            context:nil
                         characters:eventCharacters
        charactersIgnoringModifiers:eventUnmodCharacters
                          isARepeat:eventIsARepeat
                            keyCode:[event keyCode]];
 }
 
 @end  // ChromeEventProcessingWindow