Begin whitelisting specific extensions for global key registration.

chrome/common/extensions/api/commands/commands_handler.cc

 // Copyright (c) 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/common/extensions/api/commands/commands_handler.h"
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/extensions/command.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest_constants.h"
+#include "extensions/common/permissions/permissions_data.h"
 
 namespace extensions {
 
 namespace keys = manifest_keys;
 
 namespace {
 // The maximum number of commands (including page action/browser actions) with a
 // keybinding an extension can have.
 const int kMaxCommandsWithKeybindingPerExtension = 4;
 }  // namespace
@@ skipping 67 matching lines @@
     if (!binding->Parse(command, iter.key(), command_index, error))
       return false;  // |error| already set.
 
     if (binding->accelerator().key_code() != ui::VKEY_UNKNOWN) {
       // Only media keys are allowed to work without modifiers, and because
       // media keys aren't registered exclusively they should not count towards
       // the max of four shortcuts per extension.
       if (!Command::IsMediaKey(binding->accelerator()))
         ++keybindings_found;
 
-      if (keybindings_found > kMaxCommandsWithKeybindingPerExtension) {
+      if (keybindings_found > kMaxCommandsWithKeybindingPerExtension &&
+          !extension->permissions_data()->HasAPIPermission(
+              APIPermission::kCommandsAccessibility)) {
         *error = ErrorUtils::FormatErrorMessageUTF16(
             manifest_errors::kInvalidKeyBindingTooMany,
             base::IntToString(kMaxCommandsWithKeybindingPerExtension));
         return false;
       }
     }
 
     std::string command_name = binding->command_name();
     if (command_name == manifest_values::kBrowserActionCommandEvent) {
       commands_info->browser_action_command.reset(binding.release());
@@ skipping 29 matching lines @@
                     std::string(),
                     false));
   }
 }
 
 const std::vector<std::string> CommandsHandler::Keys() const {
   return SingleKey(keys::kCommands);
 }
 
 }  // namespace extensions