Pass command line arguments onto platform apps which provide the right intent.

chrome/browser/extensions/platform_app_intent_dispatcher.h

Index: chrome/browser/extensions/platform_app_intent_dispatcher.h
diff --git a/chrome/browser/extensions/platform_app_intent_dispatcher.h b/chrome/browser/extensions/platform_app_intent_dispatcher.h
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+++ b/chrome/browser/extensions/platform_app_intent_dispatcher.h
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+// 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.
+
+#ifndef CHROME_BROWSER_EXTENSIONS_PLATFORM_APP_INTENT_DISPATCHER_H_
+#define CHROME_BROWSER_EXTENSIONS_PLATFORM_APP_INTENT_DISPATCHER_H_
+#pragma once
+
+class ExtensionHost;
+
+namespace extensions {
+
+// Transforms and dispatches command line arguments to WebIntent data. A
+// window.intent object will be created in the |host| ExtensionHost's
+// render view if:
+//   - there is an argument on the command line, and
+//   - it has a MIME type for which the platform app associated with |host|
+//     provides the WebIntent action http://webintents.org/view.
+
+// The window.intent object will be setup as follows:
+//   - action will have http://webintents.org/view
+//   - type will have the MIME type for the file
+//   - data will have the filename as a file:/// URL.
+
+// |host| must not be NULL.
+void DispatchPlatformAppIntentData(ExtensionHost* host);
+
+}  // namespace extensions
+
+#endif  // CHROME_BROWSER_EXTENSIONS_PLATFORM_APP_INTENT_DISPATCHER_H_