SkThreadPool ~~> SkTaskGroup

tests/PathOpsThreadedCommon.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "PathOpsExtendedTest.h"
 #include "PathOpsThreadedCommon.h"
-#include "SkThreadPool.h"
+#include "SkTaskGroup.h"
 
 PathOpsThreadedTestRunner::~PathOpsThreadedTestRunner() {
     for (int index = 0; index < fRunnables.count(); index++) {
         SkDELETE(fRunnables[index]);
     }
 }
 
 void PathOpsThreadedTestRunner::render() {
-    SkThreadPool pool(fNumThreads);
+    SkTaskGroup tg;
     for (int index = 0; index < fRunnables.count(); ++ index) {
-        pool.add(fRunnables[index]);
+        tg.add(fRunnables[index]);
     }
 }