Rename BEGIN_PROXY_MAP --> BEGIN_SIGNALLING_PROXY_MAP.

webrtc/api/proxy_unittest.cc

Index: webrtc/api/proxy_unittest.cc
diff --git a/webrtc/api/proxy_unittest.cc b/webrtc/api/proxy_unittest.cc
index 85e5438076823fd96a85f0f1431bb2f090fac77a..234ae4601b61c9ddfccaed1277737513fac2b8a9 100644
--- a/webrtc/api/proxy_unittest.cc
+++ b/webrtc/api/proxy_unittest.cc
@@ -41,14 +41,14 @@ class FakeInterface : public rtc::RefCountInterface {
 };
 
 // Proxy for the test interface.
-BEGIN_PROXY_MAP(Fake)
+BEGIN_SIGNALLING_PROXY_MAP(Fake)
   PROXY_METHOD0(void, VoidMethod0)
   PROXY_METHOD0(std::string, Method0)
   PROXY_CONSTMETHOD0(std::string, ConstMethod0)
   PROXY_METHOD1(std::string, Method1, std::string)
   PROXY_CONSTMETHOD1(std::string, ConstMethod1, std::string)
   PROXY_METHOD2(std::string, Method2, std::string, std::string)
-END_PROXY()
+END_SIGNALLING_PROXY()
 
 // Implementation of the test interface.
 class Fake : public FakeInterface {