Replace Webstore link with app info dialog link in chrome://apps

chrome/browser/ui/cocoa/apps/app_info_dialog_cocoa.mm

 // Copyright 2014 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 "base/logging.h"
 #include "chrome/browser/ui/apps/app_info_dialog.h"
+#include "ui/gfx/geometry/size.h"
+
+bool CanShowAppInfoDialog() {
+  return false;
+}
+
+gfx::Size GetAppInfoNativeDialogSize() {
+  return gfx::Size();
+}
 
 void ShowAppInfoInAppList(gfx::NativeWindow parent,
                           const gfx::Rect& app_list_bounds,
                           Profile* profile,
                           const extensions::Extension* app,
                           const base::Closure& close_callback) {
   // TODO(sashab): Implement the App Info dialog on Mac.
   NOTIMPLEMENTED();
 }
 
 void ShowAppInfoInNativeDialog(gfx::NativeWindow parent,
                                const gfx::Size& size,
                                Profile* profile,
                                const extensions::Extension* app,
                                const base::Closure& close_callback) {
   // TODO(sashab): Implement the App Info dialog on Mac.
   NOTIMPLEMENTED();
 }