Backed out changeset e91e04dadeb3 (bug 1320134) for crashing webgl on Windows. r=backout

toolkit/xre/nsEmbedFunctions.cpp

@@ -25,7 +25,6 @@
 #ifdef XP_WIN
 #include <process.h>
 #include "mozilla/ipc/WindowsMessageLoop.h"
-#include "mozilla/TlsAllocationTracker.h"
 #endif
 
 #include "nsAppDirectoryServiceDefs.h"
@@ -359,14 +358,6 @@ XRE_InitChildProcess(int aArgc,
 #endif
 
 #if defined(XP_WIN)
-#ifndef DEBUG
-  // XXX Bug 1320134: added for diagnosing the crashes because we're running out
-  // of TLS indices on Windows. Remove after the root cause is found.
-  if (XRE_GetProcessType() == GeckoProcessType_Content) {
-    mozilla::InitTlsAllocationTracker();
-  }
-#endif
-
   // From the --attach-console support in nsNativeAppSupportWin.cpp, but
   // here we are a content child process, so we always attempt to attach
   // to the parent's (ie, the browser's) console.
@@ -706,14 +697,6 @@ XRE_InitChildProcess(int aArgc,
     }
   }
 
-#if defined(XP_WIN) && !defined(DEBUG)
-  // XXX Bug 1320134: added for diagnosing the crashes because we're running out
-  // of TLS indices on Windows. Remove after the root cause is found.
-  if (XRE_GetProcessType() == GeckoProcessType_Content) {
-    mozilla::ShutdownTlsAllocationTracker();
-  }
-#endif
-
   Telemetry::DestroyStatisticsRecorder();
   return XRE_DeinitCommandLine();
 }