Bug 1488808 Part 7 - Keep track of the PID of the recording process, r=froydnj.

--HG--
extra : rebase_source : 6ac89e1c4ac71a29a7710f64e74654b119c76896

toolkit/recordreplay/ProcessRecordReplay.cpp

@@ -51,6 +51,9 @@ char* gRecordingFilename;
 // Current process ID.
 static int gPid;
 
+// ID of the process which produced the recording.
+static int gRecordingPid;
+
 // Whether to spew record/replay messages to stderr.
 static bool gSpewEnabled;
 
@@ -154,6 +157,7 @@ RecordReplayInterface_Initialize(int aArgc, char* aArgv[])
 
   Lock::InitializeLocks();
   InitializeRewindState();
+  gRecordingPid = RecordReplayValue(gPid);
 
   gInitialized = true;
 }
@@ -327,6 +331,12 @@ ThreadEventName(ThreadEvent aEvent)
   return gRedirections[callId].mName;
 }
 
+int
+GetRecordingPid()
+{
+  return gRecordingPid;
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // Record/Replay Assertions
 ///////////////////////////////////////////////////////////////////////////////

toolkit/recordreplay/ProcessRecordReplay.h

@@ -232,6 +232,9 @@ MOZ_MakeRecordReplayPrinter(PrintSpew, true)
 
 #undef MOZ_MakeRecordReplayPrinter
 
+// Get the ID of the process that produced the recording.
+int GetRecordingPid();
+
 ///////////////////////////////////////////////////////////////////////////////
 // Profiling
 ///////////////////////////////////////////////////////////////////////////////