Revert of add new blit2 methods in support of antialiased hairlines guard flag SK_SUPPORT_LEGACY_BLITANTIH2V2

src/core/SkBlitter.h

Index: src/core/SkBlitter.h
diff --git a/src/core/SkBlitter.h b/src/core/SkBlitter.h
index 51d60a45761904191979411c88e8b70ecfc57971..9447bf1b51c4b8f241668ece4b615c8731bac3b4 100644
--- a/src/core/SkBlitter.h
+++ b/src/core/SkBlitter.h
@@ -1,3 +1,4 @@
+
 /*
  * Copyright 2006 The Android Open Source Project
  *
@@ -5,14 +6,9 @@
  * found in the LICENSE file.
  */
 
+
 #ifndef SkBlitter_DEFINED
 #define SkBlitter_DEFINED
-
-#ifdef SK_SUPPORT_LEGACY_BLITANTIH2V2
-    #define SK_BLITANTIH2V2_VIRTUAL
-#else
-    #define SK_BLITANTIH2V2_VIRTUAL virtual
-#endif
 
 #include "SkBitmap.h"
 #include "SkBitmapProcShader.h"
@@ -59,35 +55,6 @@
     */
     virtual const SkBitmap* justAnOpaqueColor(uint32_t* value);
 
-    // (x, y), (x + 1, y)
-    SK_BLITANTIH2V2_VIRTUAL void blitAntiH2(int x, int y, U8CPU a0, U8CPU a1) {
-        int16_t runs[3];
-        uint8_t  aa[2];
-        
-        runs[0] = 1;
-        runs[1] = 1;
-        runs[2] = 0;
-        aa[0] = SkToU8(a0);
-        aa[1] = SkToU8(a1);
-        this->blitAntiH(x, y, aa, runs);
-    }
-
-    // (x, y), (x, y + 1)
-    SK_BLITANTIH2V2_VIRTUAL void blitAntiV2(int x, int y, U8CPU a0, U8CPU a1) {
-        int16_t runs[2];
-        uint8_t  aa[1];
-        
-        runs[0] = 1;
-        runs[1] = 0;
-        aa[0] = SkToU8(a0);
-        this->blitAntiH(x, y, aa, runs);
-        // reset in case the clipping blitter modified runs
-        runs[0] = 1;
-        runs[1] = 0;
-        aa[0] = SkToU8(a1);
-        this->blitAntiH(x, y + 1, aa, runs);
-    }
-    
     /**
      *  Special method just to identify the null blitter, which is returned
      *  from Choose() if the request cannot be fulfilled. Default impl