Drop AndroidCodecSrc::kDivisor_Mode

dm/DMSrcSink.h

 /*
  * 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 DMSrcSink_DEFINED
 #define DMSrcSink_DEFINED
 
@@ skipping 119 matching lines @@
     Path                    fPath;
     Mode                    fMode;
     DstColorType            fDstColorType;
     SkAlphaType             fDstAlphaType;
     float                   fScale;
     bool                    fRunSerially;
 };
 
 class AndroidCodecSrc : public Src {
 public:
-    enum Mode {
-        kFullImage_Mode,
-        // Splits the image into multiple subsets using a divisor and decodes the subsets
-        // separately.
-        kDivisor_Mode,
-    };
-
-    AndroidCodecSrc(Path, Mode, CodecSrc::DstColorType, SkAlphaType, int sampleSize);
+    AndroidCodecSrc(Path, CodecSrc::DstColorType, SkAlphaType, int sampleSize);
 
     Error draw(SkCanvas*) const override;
     SkISize size() const override;
     Name name() const override;
     bool veto(SinkFlags) const override;
     bool serial() const override { return fRunSerially; }
 private:
     Path                    fPath;
-    Mode                    fMode;
     CodecSrc::DstColorType  fDstColorType;
     SkAlphaType             fDstAlphaType;
     int                     fSampleSize;
     bool                    fRunSerially;
 };
 
 // Allows for testing of various implementations of Android's BitmapRegionDecoder
 class BRDSrc : public Src {
 public:
     enum Mode {
@@ skipping 225 matching lines @@
 
 class ViaMojo : public Via {
 public:
     explicit ViaMojo(Sink* sink) : Via(sink) {}
     Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
 };
 
 }  // namespace DM
 
 #endif//DMSrcSink_DEFINED