Replace readable with receiving where receiving means receiving anything (stun ping, response or da…

webrtc/p2p/base/transportchannel.h

Index: webrtc/p2p/base/transportchannel.h
diff --git a/webrtc/p2p/base/transportchannel.h b/webrtc/p2p/base/transportchannel.h
index f492e4e000ee5d27bc0e7dd3c47df6c6ca6e8fa0..f195a0edc2f01211187f4c77ea737abdcb188ccb 100644
--- a/webrtc/p2p/base/transportchannel.h
+++ b/webrtc/p2p/base/transportchannel.h
@@ -46,7 +46,8 @@ class TransportChannel : public sigslot::has_slots<> {
   explicit TransportChannel(const std::string& content_name, int component)
       : content_name_(content_name),
         component_(component),
-        readable_(false), writable_(false), receiving_(false) {}
+        writable_(false),
+        receiving_(false) {}
   virtual ~TransportChannel() {}
 
   // TODO(guoweis) - Make this pure virtual once all subclasses of
@@ -62,13 +63,10 @@ class TransportChannel : public sigslot::has_slots<> {
   const std::string& content_name() const { return content_name_; }
   int component() const { return component_; }
 
-  // Returns the readable and states of this channel.  Each time one of these
-  // states changes, a signal is raised.  These states are aggregated by the
-  // TransportManager.
-  bool readable() const { return readable_; }
+  // Returns the states of this channel.  Each time one of these states changes,
+  // a signal is raised.  These states are aggregated by the TransportManager.
   bool writable() const { return writable_; }
   bool receiving() const { return receiving_; }
-  sigslot::signal1<TransportChannel*> SignalReadableState;
   sigslot::signal1<TransportChannel*> SignalWritableState;
   // Emitted when the TransportChannel's ability to send has changed.
   sigslot::signal1<TransportChannel*> SignalReadyToSend;
@@ -139,8 +137,8 @@ class TransportChannel : public sigslot::has_slots<> {
   std::string ToString() const;
 
  protected:
-  // Sets the readable state, signaling if necessary.
-  void set_readable(bool readable);
+  // TODO(honghaiz): Remove this once chromium's unit tests no longer call it.
+  void set_readable(bool readable) { set_receiving(readable); }
 
   // Sets the writable state, signaling if necessary.
   void set_writable(bool writable);
@@ -153,7 +151,6 @@ class TransportChannel : public sigslot::has_slots<> {
   // Used mostly for debugging.
   std::string content_name_;
   int component_;
-  bool readable_;
   bool writable_;
   bool receiving_;