IPC::Channel: Reduce POSIX specific API surface

ipc/ipc_channel_posix.h

Index: ipc/ipc_channel_posix.h
diff --git a/ipc/ipc_channel_posix.h b/ipc/ipc_channel_posix.h
index ae2de72f7fe3fa582a90ff379efb4b043b68f1ad..c636d2c5e6bd63843f923473dcef8b42aba48d56 100644
--- a/ipc/ipc_channel_posix.h
+++ b/ipc/ipc_channel_posix.h
@@ -53,9 +53,9 @@ class ChannelPosix : public Channel,
                      public internal::ChannelReader,
                      public base::MessageLoopForIO::Watcher {
  public:
-  // Mirror methods of Channel, see ipc_channel.h for description.
   ChannelPosix(const IPC::ChannelHandle& channel_handle, Mode mode,
                Listener* listener);
+

[jam, 2014/06/06 14:47:13]

nit: no blank line needed

   virtual ~ChannelPosix();
 
   // Channel implementation
@@ -65,10 +65,21 @@ class ChannelPosix : public Channel,
   virtual base::ProcessId GetPeerPID() const OVERRIDE;
   virtual int GetClientFileDescriptor() const OVERRIDE;
   virtual int TakeClientFileDescriptor() OVERRIDE;
-  virtual bool AcceptsConnections() const OVERRIDE;
-  virtual bool HasAcceptedConnection() const OVERRIDE;
-  virtual bool GetPeerEuid(uid_t* peer_euid) const OVERRIDE;
-  virtual void ResetToAcceptingConnectionState() OVERRIDE;
+
+  // Returns true if the channel supports listening for connections.
+  bool AcceptsConnections() const;
+
+  // Returns true if the channel supports listening for connections and is
+  // currently connected.
+  bool HasAcceptedConnection() const;
+
+  // Closes any currently connected socket, and returns to a listening state
+  // for more connections.
+  void ResetToAcceptingConnectionState();
+
+  // Returns true if the peer process' effective user id can be determined, in
+  // which case the supplied peer_euid is updated with it.
+  bool GetPeerEuid(uid_t* peer_euid) const;
 
   void CloseClientFileDescriptor();