Revert of Speeup hairline curves (quads and cubics)

src/core/SkBlitter.h

Index: src/core/SkBlitter.h
diff --git a/src/core/SkBlitter.h b/src/core/SkBlitter.h
index 8d9f7bcbedadce3dd9c0fe85e00a2a4765e223a7..2d4a0defbf8e77cebd9e770c473ba1aaacbfc0c2 100644
--- a/src/core/SkBlitter.h
+++ b/src/core/SkBlitter.h
@@ -7,12 +7,6 @@
 
 #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"
@@ -60,7 +54,7 @@
     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) {
+    void blitAntiH2(int x, int y, U8CPU a0, U8CPU a1) {
         int16_t runs[3];
         uint8_t aa[2];
         
@@ -73,7 +67,7 @@
     }
 
     // (x, y), (x, y + 1)
-    SK_BLITANTIH2V2_VIRTUAL void blitAntiV2(int x, int y, U8CPU a0, U8CPU a1) {
+    void blitAntiV2(int x, int y, U8CPU a0, U8CPU a1) {
         int16_t runs[2];
         uint8_t aa[1];