Move all text stuff to its own folder

src/gpu/GrTextUtils.h

Index: src/gpu/GrTextUtils.h
diff --git a/src/gpu/GrTextUtils.h b/src/gpu/GrTextUtils.h
deleted file mode 100644
index 8f673afbed6c699524794ea169c7aeb60b823c3e..0000000000000000000000000000000000000000
--- a/src/gpu/GrTextUtils.h
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrTextUtils_DEFINED
-#define GrTextUtils_DEFINED
-
-#include "GrColor.h"
-#include "SkScalar.h"
-
-class GrAtlasTextBlob;
-class GrBatchFontCache;
-class GrBatchTextStrike;
-class GrClip;
-class GrContext;
-class GrDrawContext;
-class GrFontScaler;
-class SkGlyph;
-class SkMatrix;
-struct SkIRect;
-class SkPaint;
-struct SkPoint;
-class SkGlyphCache;
-class SkSurfaceProps;
-
-/*
- * A class to house a bunch of common text utilities.  This class should *ONLY* have static
- * functions.  It is not a namespace only because we wish to friend SkPaint
- *
- */
-class GrTextUtils {
-public:
-    // Functions for appending BMP text to GrAtlasTextBlob
-    static void DrawBmpText(GrAtlasTextBlob*, int runIndex,
-                            GrBatchFontCache*, SkGlyphCache*, const SkPaint&,
-                            GrColor, const SkMatrix& viewMatrix,
-                            const char text[], size_t byteLength,
-                            SkScalar x, SkScalar y);
-
-    static void DrawBmpPosText(GrAtlasTextBlob*, int runIndex,
-                               GrBatchFontCache*, SkGlyphCache*, const SkPaint&,
-                               GrColor, const SkMatrix& viewMatrix,
-                               const char text[], size_t byteLength,
-                               const SkScalar pos[], int scalarsPerPosition,
-                               const SkPoint& offset);
-
-    // Functions for drawing text as paths
-    static void DrawTextAsPath(GrContext*, GrDrawContext*, const GrClip& clip,
-                               const SkPaint& origPaint, const SkMatrix& viewMatrix,
-                               const char text[], size_t byteLength, SkScalar x, SkScalar y,
-                               const SkIRect& clipBounds);
-
-    static void DrawPosTextAsPath(GrContext* context,
-                                  GrDrawContext* dc,
-                                  const SkSurfaceProps& props,
-                                  const GrClip& clip,
-                                  const SkPaint& origPaint, const SkMatrix& viewMatrix,
-                                  const char text[], size_t byteLength,
-                                  const SkScalar pos[], int scalarsPerPosition,
-                                  const SkPoint& offset, const SkIRect& clipBounds);
-private:
-    static void BmpAppendGlyph(GrAtlasTextBlob*, int runIndex, GrBatchFontCache*,
-                               GrBatchTextStrike**, const SkGlyph&, int left, int top,
-                               GrColor color, GrFontScaler*);
-};
-
-#endif