Disable LCD text when rasterizing SkPictureShader tiles.

include/core/SkCanvas.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkCanvas_DEFINED
 #define SkCanvas_DEFINED
 
@@ skipping 80 matching lines @@
 
     /** Construct a canvas with the specified device to draw into.
 
         @param device   Specifies a device for the canvas to draw into.
     */
     explicit SkCanvas(SkBaseDevice* device);
 
     /** Construct a canvas with the specified bitmap to draw into.
         @param bitmap   Specifies a bitmap for the canvas to draw into. Its
                         structure are copied to the canvas.
+        @param props    If specified, these are the new canvas surface properties.

[reed1, 2015/01/30 20:18:26]

// If NULL is passed, we use ...(?)... for the props

[f(malita), 2015/02/01 03:46:29]

Argh. After trying to come up with a good description which doesn't leak impl
details, I'm giving up and switching to a const& ctor where I can just dodge it.
You win this time! :)

     */
-    explicit SkCanvas(const SkBitmap& bitmap);
+    explicit SkCanvas(const SkBitmap& bitmap, const SkSurfaceProps* props = NULL);

[reed1, 2015/01/30 20:18:26]

Can't use explicit when we have more than one parameter.

     virtual ~SkCanvas();
 
     SkMetaData& getMetaData();
 
     /**
      *  Return ImageInfo for this canvas. If the canvas is not backed by pixels
      *  (cpu or gpu), then the info's ColorType will be kUnknown_SkColorType.
      */
     SkImageInfo imageInfo() const;
 
@@ skipping 1158 matching lines @@
     friend class SkRecorder;        // InitFlags
     friend class SkNoSaveLayerCanvas;   // InitFlags
     friend class SkPictureImageFilter;  // SkCanvas(SkBaseDevice*, SkSurfaceProps*, InitFlags)
 
     enum InitFlags {
         kDefault_InitFlags                  = 0,
         kConservativeRasterClip_InitFlag    = 1 << 0,
     };
     SkCanvas(const SkIRect& bounds, InitFlags);
     SkCanvas(SkBaseDevice*, const SkSurfaceProps*, InitFlags);
-    SkCanvas(const SkBitmap&, const SkSurfaceProps&);
 
     // needs gettotalclip()
     friend class SkCanvasStateUtils;
 
     // call this each time we attach ourselves to a device
     //  - constructor
     //  - internalSaveLayer
     void setupDevice(SkBaseDevice*);
 
     SkBaseDevice* init(SkBaseDevice*, InitFlags);
@@ skipping 193 matching lines @@
 
 class SkCanvasClipVisitor {
 public:
     virtual ~SkCanvasClipVisitor();
     virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0;
 };
 
 #endif