Revert of Analytic AntiAlias for Convex Shapes

src/core/SkEdge.cpp

Index: src/core/SkEdge.cpp
diff --git a/src/core/SkEdge.cpp b/src/core/SkEdge.cpp
index 216604b551575cfd37ef58028a4576a72f591118..d91c3e6bce8f26dd0b5283b056ac3882c31846d1 100644
--- a/src/core/SkEdge.cpp
+++ b/src/core/SkEdge.cpp
@@ -172,7 +172,8 @@
     return (32 - SkCLZ(dist)) >> 1;
 }
 
-bool SkQuadraticEdge::setQuadraticWithoutUpdate(const SkPoint pts[3], int shift) {
+int SkQuadraticEdge::setQuadratic(const SkPoint pts[3], int shift)
+{
     SkFDot6 x0, y0, x1, y1, x2, y2;
 
     {
@@ -265,13 +266,6 @@
     fQLastX = SkFDot6ToFixed(x2);
     fQLastY = SkFDot6ToFixed(y2);
 
-    return true;
-}
-
-int SkQuadraticEdge::setQuadratic(const SkPoint pts[3], int shift) {
-    if (!setQuadraticWithoutUpdate(pts, shift)) {
-        return 0;
-    }
     return this->updateQuadratic();
 }
 
@@ -338,7 +332,7 @@
     return SkMax32(SkAbs32(oneThird), SkAbs32(twoThird));
 }
 
-bool SkCubicEdge::setCubicWithoutUpdate(const SkPoint pts[4], int shift) {
+int SkCubicEdge::setCubic(const SkPoint pts[4], int shift) {
     SkFDot6 x0, y0, x1, y1, x2, y2, x3, y3;
 
     {
@@ -434,13 +428,6 @@
     fCLastX = SkFDot6ToFixed(x3);
     fCLastY = SkFDot6ToFixed(y3);
 
-    return true;
-}
-
-int SkCubicEdge::setCubic(const SkPoint pts[4], int shift) {
-    if (!this->setCubicWithoutUpdate(pts, shift)) {
-        return 0;
-    }
     return this->updateCubic();
 }