diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/src/animator/SkScriptRuntime.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/src/animator/SkScriptRuntime.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,50 @@
+
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+#ifndef SkScriptRuntime_DEFINED
+#define SkScriptRuntime_DEFINED
+
+#include "SkOperand2.h"
+#include "SkTDArray_Experimental.h"
+#include "SkTDStack.h"
+
+class SkScriptCallBack;
+
+typedef SkLongArray(SkString*) SkTDStringArray;
+typedef SkLongArray(SkScriptCallBack*) SkTDScriptCallBackArray;
+
+class SkScriptRuntime {
+public:
+    enum SkError {
+        kNoError,
+        kArrayIndexOutOfBounds,
+        kCouldNotFindReferencedID,
+        kFunctionCallFailed,
+        kMemberOpFailed,
+        kPropertyOpFailed
+    };
+
+    SkScriptRuntime(SkTDScriptCallBackArray& callBackArray) : fCallBackArray(callBackArray)
+        {  }
+    ~SkScriptRuntime();
+    bool executeTokens(unsigned char* opCode);
+    bool getResult(SkOperand2* result);
+    void untrack(SkOpArray* array);
+    void untrack(SkString* string);
+private:
+    void track(SkOpArray* array);
+    void track(SkString* string);
+    SkTDScriptCallBackArray& fCallBackArray;
+    SkError fError;
+    SkTDStack<SkOperand2> fRunStack;
+    SkLongArray(SkOpArray*) fTrackArray;
+    SkTDStringArray fTrackString;
+    // illegal
+    SkScriptRuntime& operator=(const SkScriptRuntime&);
+};
+
+#endif // SkScriptRuntime_DEFINED