Revert of Move Dashing filterPath to a dashing utils file

src/utils/SkDashPathPriv.h

Index: src/utils/SkDashPathPriv.h
diff --git a/src/utils/SkDashPathPriv.h b/src/utils/SkDashPathPriv.h
deleted file mode 100644
index 94222a271a6647bcb70762806298da846ef603b8..0000000000000000000000000000000000000000
--- a/src/utils/SkDashPathPriv.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2014 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkDashPathPriv_DEFINED
-#define SkDashPathPriv_DEFINED
-
-#include "SkPathEffect.h"
-
-namespace SkDashPath {
-    /*
-     * Calculates the initialDashLength, initialDashIndex, and intervalLength based on the
-     * inputed phase and intervals. If adjustedPhase is passed in, then the phase will be
-     * adjusted to be between 0 and intervalLength. The result will be stored in adjustedPhase.
-     * If adjustedPhase is NULL then it is assumed phase is already between 0 and intervalLength
-     */
-    void CalcDashParameters(SkScalar phase, const SkScalar intervals[], int32_t count,
-                            SkScalar* initialDashLength, int32_t* initialDashIndex,
-                            SkScalar* intervalLength, SkScalar* adjustedPhase = NULL);
-
-    bool FilterDashPath(SkPath* dst, const SkPath& src, SkStrokeRec*, const SkRect*,
-                        const SkScalar aIntervals[], int32_t count, SkScalar initialDashLength,
-                        int32_t initialDashIndex, SkScalar intervalLength);
-    
-    bool FilterDashPath(SkPath* dst, const SkPath& src, SkStrokeRec*, const SkRect*,
-                        const SkPathEffect::DashInfo& info);
-}
-
-#endif