Move all text stuff to its own folder

src/gpu/GrTextContext.h

Index: src/gpu/GrTextContext.h
diff --git a/src/gpu/GrTextContext.h b/src/gpu/GrTextContext.h
deleted file mode 100644
index 206b34a4036eb9a451e9f3211f0e854bd7e0f858..0000000000000000000000000000000000000000
--- a/src/gpu/GrTextContext.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright 2010 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrTextContext_DEFINED
-#define GrTextContext_DEFINED
-
-#include "GrClip.h"
-#include "GrGlyph.h"
-#include "GrPaint.h"
-#include "SkSurfaceProps.h"
-#include "SkPostConfig.h"
-
-class GrClip;
-class GrContext;
-class GrDrawContext;
-class GrFontScaler;
-class SkDrawFilter;
-class SkTextBlob;
-
-/*
- * This class wraps the state for a single text render
- */
-class GrTextContext {
-public:
-    virtual ~GrTextContext();
-
-    void drawText(GrDrawContext* dc,
-                  const GrClip&,  const GrPaint&, const SkPaint&,
-                  const SkMatrix& viewMatrix, const char text[], size_t byteLength, SkScalar x,
-                  SkScalar y, const SkIRect& clipBounds);
-    void drawPosText(GrDrawContext* dc,
-                     const GrClip&, const GrPaint&, const SkPaint&,
-                     const SkMatrix& viewMatrix,
-                     const char text[], size_t byteLength,
-                     const SkScalar pos[], int scalarsPerPosition,
-                     const SkPoint& offset, const SkIRect& clipBounds);
-    virtual void drawTextBlob(GrDrawContext* dc, const GrClip&, const SkPaint&,
-                              const SkMatrix& viewMatrix, const SkTextBlob*,
-                              SkScalar x, SkScalar y,
-                              SkDrawFilter*, const SkIRect& clipBounds);
-
-    static bool ShouldDisableLCD(const SkPaint& paint);
-
-protected:
-    GrTextContext*                 fFallbackTextContext;
-    GrContext*                     fContext;
-    SkSurfaceProps                 fSurfaceProps;
-
-    GrTextContext(GrContext*, const SkSurfaceProps&);
-
-    virtual bool canDraw(const SkPaint&, const SkMatrix& viewMatrix) = 0;
-
-    virtual void onDrawText(GrDrawContext*, const GrClip&,
-                            const GrPaint&, const SkPaint&,
-                            const SkMatrix& viewMatrix, const char text[], size_t byteLength,
-                            SkScalar x, SkScalar y, const SkIRect& clipBounds) = 0;
-    virtual void onDrawPosText(GrDrawContext*, const GrClip&,
-                               const GrPaint&, const SkPaint&,
-                               const SkMatrix& viewMatrix,
-                               const char text[], size_t byteLength,
-                               const SkScalar pos[], int scalarsPerPosition,
-                               const SkPoint& offset, const SkIRect& clipBounds) = 0;
-
-    static GrFontScaler* GetGrFontScaler(SkGlyphCache* cache);
-    static uint32_t FilterTextFlags(const SkSurfaceProps& surfaceProps, const SkPaint& paint);
-
-    friend class GrAtlasTextBatch;
-    friend class GrAtlasTextBlob; // for FilterTextFlags
-    friend class GrTextUtils; // for some static functions
-};
-
-#endif