Bug 1091479, Patch 1: Log dispatch time when creating a source event, r=sinker.

tools/profiler/GeckoTaskTracer.cpp

@@ -99,8 +99,25 @@ CreateSourceEvent(SourceEventType aType)
   info->mCurTraceSourceType = aType;
   info->mCurTaskId = newId;
 
+  int* namePtr;
+#define SOURCE_EVENT_NAME(type)         \
+  case SourceEventType::type:           \
+  {                                     \
+    static int CreateSourceEvent##type; \
+    namePtr = &CreateSourceEvent##type; \
+    break;                              \
+  }
+
+  switch (aType) {
+#include "SourceEventTypeMap.h"
+    default:
+      MOZ_CRASH(false);
+  };
+#undef CREATE_SOURCE_EVENT_NAME
+
   // Log a fake dispatch and start for this source event.
-  LogDispatch(newId, newId,newId, aType);
+  LogDispatch(newId, newId, newId, aType);
+  LogVirtualTablePtr(newId, newId, namePtr);
   LogBegin(newId, newId);
 }
 

tools/profiler/SourceEventTypeMap.h

@@ -0,0 +1,11 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+SOURCE_EVENT_NAME(Unknown)
+SOURCE_EVENT_NAME(Touch)
+SOURCE_EVENT_NAME(Mouse)
+SOURCE_EVENT_NAME(Key)
+SOURCE_EVENT_NAME(Bluetooth)
+SOURCE_EVENT_NAME(Unixsocket)
+SOURCE_EVENT_NAME(Wifi)