Add bind(), recvFrom(), sendTo() for UDP socket.

chrome/browser/extensions/api/socket/socket_api.h

Index: chrome/browser/extensions/api/socket/socket_api.h
diff --git a/chrome/browser/extensions/api/socket/socket_api.h b/chrome/browser/extensions/api/socket/socket_api.h
index a9efeaa55a48e383625f2f0d1ca4cde4b1800314..04f30381c3bfdc1347ff6cfdef4c9a7b66324599 100644
--- a/chrome/browser/extensions/api/socket/socket_api.h
+++ b/chrome/browser/extensions/api/socket/socket_api.h
@@ -9,6 +9,7 @@
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/extensions/api/api_function.h"
 #include "net/base/io_buffer.h"
+#include "net/base/ip_endpoint.h"
 
 #include <string>
 
@@ -43,10 +44,8 @@ class SocketCreateFunction : public AsyncIOAPIFunction {
     kSocketTypeUDP
   };
 
-  int src_id_;
   SocketType socket_type_;
-  std::string address_;
-  int port_;
+  int src_id_;
   APIResourceEventNotifier* event_notifier_;
 
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.create")
@@ -72,6 +71,8 @@ class SocketConnectFunction : public AsyncIOAPIFunction {
 
  private:
   int socket_id_;
+  std::string address_;
+  int port_;
 
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.connect")
 };
@@ -88,6 +89,20 @@ class SocketDisconnectFunction : public AsyncIOAPIFunction {
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.disconnect")
 };
 
+class SocketBindFunction : public AsyncIOAPIFunction {
+ protected:
+  virtual bool Prepare() OVERRIDE;
+  virtual void Work() OVERRIDE;
+  virtual bool Respond() OVERRIDE;
+
+ private:
+  int socket_id_;
+  std::string address_;
+  int port_;
+
+  DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.bind")
+};
+
 class SocketReadFunction : public AsyncIOAPIFunction {
  protected:
   virtual bool Prepare() OVERRIDE;
@@ -117,6 +132,38 @@ class SocketWriteFunction : public AsyncIOAPIFunction {
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.write")
 };
 
+class SocketRecvFromFunction : public AsyncIOAPIFunction {
+ protected:
+  virtual bool Prepare() OVERRIDE;
+  virtual void Work() OVERRIDE;
+  virtual bool Respond() OVERRIDE;
+
+ private:
+  int socket_id_;
+  net::IPEndPoint address_;
+
+  DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.recvFrom")
+};
+
+class SocketSendToFunction : public AsyncIOAPIFunction {
+  public:
+   SocketSendToFunction();
+   virtual ~SocketSendToFunction();
+
+  protected:
+  virtual bool Prepare() OVERRIDE;
+  virtual void Work() OVERRIDE;
+  virtual bool Respond() OVERRIDE;
+
+ private:
+  int socket_id_;
+  scoped_refptr<net::IOBufferWithSize> io_buffer_;
+  std::string address_;
+  int port_;
+
+  DECLARE_EXTENSION_FUNCTION_NAME("experimental.socket.sendTo")
+};
+
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_SOCKET_SOCKET_API_H_