Add a mimeHandler extension API.

extensions/common/constants.cc

 // 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.
 
 #include "extensions/common/constants.h"
 
 namespace extensions {
 
 const char kExtensionScheme[] = "chrome-extension";
 const char kExtensionResourceScheme[] = "chrome-extension-resource";
@@ skipping 66 matching lines @@
 
 const IconRepresentationInfo kExtensionActionIconSizes[] = {
   { EXTENSION_ICON_ACTION, "19", ui::SCALE_FACTOR_100P },
   { 2 * EXTENSION_ICON_ACTION, "38", ui::SCALE_FACTOR_200P }
 };
 
 COMPILE_ASSERT(kNumExtensionActionIconSizes ==
                arraysize(kExtensionActionIconSizes),
                num_action_icon_sizes_must_be_in_sync_with_action_icon_sizes);
 
+const char kPdfExtensionId[] = "mhjfbmdgcfjbbpaeojofohoefgiehjai";
+const char kQuickOfficeComponentExtensionId[] =
+    "bpmcpldpdmajfigpchkicefoigmkfalc";
+const char kQuickOfficeInternalExtensionId[] =
+    "ehibbfinohgbchlgdbfpikodjaojhccn";
+const char kQuickOfficeExtensionId[] = "gbkeegbaiigmenfmjfclcdgdpimamgkj";
+const char kMimeHandlerPrivateTestExtensionId[] =
+    "oickdpebdnfbgkcaoklfcdhjniefkcji";
+
 }  // namespace extension_misc