Change GrTextContext fallbacks to be a linked list chain.

src/gpu/SkGpuDevice.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 115 matching lines @@
     virtual bool EXPERIMENTAL_drawPicture(SkCanvas* canvas, const SkPicture* picture,
                                           const SkMatrix*, const SkPaint*) SK_OVERRIDE;
 
 private:
     GrContext*      fContext;
 
     GrSkDrawProcs*  fDrawProcs;
 
     GrClipData      fClipData;
 
-    GrTextContext*  fMainTextContext;
-    GrTextContext*  fFallbackTextContext;
+    GrTextContext*  fTextContext;
 
     // state for our render-target
     GrRenderTarget*     fRenderTarget;
     bool                fNeedClear;
 
     // remove when our clients don't rely on accessBitmap()
     SkBitmap fLegacyBitmap;
 
     SkGpuDevice(GrSurface*, const SkSurfaceProps&, unsigned flags = 0);
 
@@ skipping 49 matching lines @@
                          bool bicubic);
 
     bool drawDashLine(const SkPoint pts[2], const SkPaint& paint);
 
     static SkPicture::AccelData::Key ComputeAccelDataKey();
 
     typedef SkBaseDevice INHERITED;
 };
 
 #endif