Remove superfluous semicolons around IPC message macros

chrome/browser/media/cast_transport_host_filter.cc

Index: chrome/browser/media/cast_transport_host_filter.cc
diff --git a/chrome/browser/media/cast_transport_host_filter.cc b/chrome/browser/media/cast_transport_host_filter.cc
index 0e6b600a7ed1b7f9c735b06e022d916ad332aa40..ee31f417d3a9288a5c778dcc9886504ccf1dbd97 100644
--- a/chrome/browser/media/cast_transport_host_filter.cc
+++ b/chrome/browser/media/cast_transport_host_filter.cc
@@ -44,8 +44,8 @@ bool CastTransportHostFilter::OnMessageReceived(const IPC::Message& message) {
                         OnAddValidSsrc)
     IPC_MESSAGE_HANDLER(CastHostMsg_SendRtcpFromRtpReceiver,
                         OnSendRtcpFromRtpReceiver)
-    IPC_MESSAGE_UNHANDLED(handled = false);
-  IPC_END_MESSAGE_MAP();
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
   return handled;
 }