Revert "Remove SkThread.h from public API."

include/core/SkInstCnt.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkInstCnt_DEFINED
 #define SkInstCnt_DEFINED
@@ skipping 11 matching lines @@
 #if SK_ENABLE_INST_COUNT
 // Static variables inside member functions below may be defined multiple times
 // if Skia is being used as a dynamic library. Instance counting should be on
 // only for static builds. See bug skia:2058.
 #if defined(SKIA_DLL)
 #error Instance counting works only when Skia is built as a static library.
 #endif
 
 #include "SkOnce.h"
 #include "SkTArray.h"
-#include "../../src/core/SkThread.h"
+#include "SkThread.h"
 extern bool gPrintInstCount;
 
 // The non-root classes just register themselves with their parent
 #define SK_DECLARE_INST_COUNT(className)                                    \
     SK_DECLARE_INST_COUNT_INTERNAL(className,                               \
                                    INHERITED::AddInstChild(CheckInstanceCount);)
 
 // The root classes registers a function to print out the memory stats when
 // the app ends
 #define SK_DECLARE_INST_COUNT_ROOT(className)                               \
@@ skipping 90 matching lines @@
 #define SK_DECLARE_INST_COUNT(className) static void AddInstChild() { INHERITED::AddInstChild(); }
 #define SK_DECLARE_INST_COUNT_ROOT(className) static void AddInstChild() { }
 #endif
 
 // Following are deprecated. They are defined only for backwards API compatibility.
 #define SK_DECLARE_INST_COUNT_TEMPLATE(className) SK_DECLARE_INST_COUNT(className)
 #define SK_DEFINE_INST_COUNT(className)
 #define SK_DEFINE_INST_COUNT_TEMPLATE(templateInfo, className)
 
 #endif // SkInstCnt_DEFINED