Add more logging to ChildThread.

content/common/child_thread.cc

Index: content/common/child_thread.cc
===================================================================
--- content/common/child_thread.cc	(revision 150111)
+++ content/common/child_thread.cc	(working copy)
@@ -108,6 +108,7 @@
   channel_->AddFilter(histogram_message_filter_.get());
   channel_->AddFilter(sync_message_filter_.get());
   channel_->AddFilter(new ChildTraceMessageFilter());
+  LOG(INFO) << "ChildThread::Init";
 
 #if defined(OS_POSIX)
   // Check that --process-type is specified so we don't do this in unit tests
@@ -136,6 +137,10 @@
   channel_->ClearIPCTaskRunner();
 }
 
+void ChildThread::OnChannelConnected(int32 peer_pid) {
+  LOG(INFO) << "ChildThread::OnChannelConnected";
+}
+
 void ChildThread::OnChannelError() {
   LOG(INFO) << "ChildThread::OnChannelError";
   set_on_channel_error_called(true);