Implement argument validation for chrome.cast.channel.{open,send}

chrome/browser/extensions/api/cast_channel/cast_channel_api.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_CAST_CHANNEL_CAST_CHANNEL_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_CAST_CHANNEL_CAST_CHANNEL_API_H_
 
+#include <string>
+
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "chrome/browser/extensions/api/cast_channel/cast_socket.h"
 #include "chrome/common/extensions/api/cast_channel.h"
 #include "extensions/browser/api/api_resource_manager.h"
 #include "extensions/browser/api/async_api_function.h"
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 
 class GURL;
 class CastChannelAPITest;
 
 namespace content {
 class BrowserContext;
 }
 
 namespace net {
 class IPEndPoint;
 }
 
 namespace extensions {
 
 namespace cast_channel = api::cast_channel;
 
 class CastChannelAPI : public BrowserContextKeyedAPI,
                        public cast_channel::CastSocket::Delegate {
-
  public:
   explicit CastChannelAPI(content::BrowserContext* context);
 
   static CastChannelAPI* Get(content::BrowserContext* context);
 
   // BrowserContextKeyedAPI implementation.
   static BrowserContextKeyedAPIFactory<CastChannelAPI>* GetFactoryInstance();
 
   // Returns a new CastSocket that connects to |ip_endpoint| with authentication
   // |channel_auth| and is to be owned by |extension_id|.
@@ skipping 85 matching lines @@
   virtual bool Prepare() OVERRIDE;
   virtual void AsyncWorkStart() OVERRIDE;
 
  private:
   DECLARE_EXTENSION_FUNCTION("cast.channel.open", CAST_CHANNEL_OPEN)
 
   // Parses the cast:// or casts:// |url|, fills |connect_info| with the
   // corresponding details, and returns true. Returns false if |url| is not a
   // valid Cast URL.
   static bool ParseChannelUrl(const GURL& url,
-                              api::cast_channel::ConnectInfo* connect_info);
+                              cast_channel::ConnectInfo* connect_info);
 
   // Validates that |connect_info| represents a valid IP end point and returns a
   // new IPEndPoint if so.  Otherwise returns NULL.
   static net::IPEndPoint* ParseConnectInfo(
-      const api::cast_channel::ConnectInfo& connect_info);
+      const cast_channel::ConnectInfo& connect_info);
 
   void OnOpen(int result);
 
   scoped_ptr<cast_channel::Open::Params> params_;
   // The id of the newly opened socket.
   int new_channel_id_;
   CastChannelAPI* api_;
-  scoped_ptr<api::cast_channel::ConnectInfo> connect_info_;
+  scoped_ptr<cast_channel::ConnectInfo> connect_info_;
   scoped_ptr<net::IPEndPoint> ip_endpoint_;
-  api::cast_channel::ChannelAuthType channel_auth_;
+  cast_channel::ChannelAuthType channel_auth_;
 
   FRIEND_TEST_ALL_PREFIXES(CastChannelOpenFunctionTest, TestParseChannelUrl);
   FRIEND_TEST_ALL_PREFIXES(CastChannelOpenFunctionTest, TestParseConnectInfo);
   DISALLOW_COPY_AND_ASSIGN(CastChannelOpenFunction);
 };
 
 class CastChannelSendFunction : public CastChannelAsyncApiFunction {
  public:
   CastChannelSendFunction();
 
@@ skipping 31 matching lines @@
   void OnClose(int result);
 
   scoped_ptr<cast_channel::Close::Params> params_;
 
   DISALLOW_COPY_AND_ASSIGN(CastChannelCloseFunction);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_CAST_CHANNEL_CAST_CHANNEL_API_H_