Revert of Remove SkThread.h, include SkMutex.h or SkAtomics.h as appropriate.

src/core/SkRegion.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
-#include "SkAtomics.h"
 #include "SkRegionPriv.h"
 #include "SkTemplates.h"
+#include "SkThread.h"
 #include "SkUtils.h"
 
 /* Region Layout
  *
  *  TOP
  *
  *  [ Bottom, X-Intervals, [Left, Right]..., X-Sentinel ]
  *  ...
  *
  *  Y-Sentinel
@@ skipping 1447 matching lines @@
 bool SkRegion::debugSetRuns(const RunType runs[], int count) {
     // we need to make a copy, since the real method may modify the array, and
     // so it cannot be const.
 
     SkAutoTArray<RunType> storage(count);
     memcpy(storage.get(), runs, count * sizeof(RunType));
     return this->setRuns(storage.get(), count);
 }
 
 #endif