Revert of Fix GPU clipped-AA vs. non-AA drawRect discrepancy

src/core/SkClipStack.cpp

Index: src/core/SkClipStack.cpp
diff --git a/src/core/SkClipStack.cpp b/src/core/SkClipStack.cpp
index 863dc9a387d1cb2fb69094ec320e0317e85e8fee..515596a9693451f3a8bc05b932405ef20ac975b4 100644
--- a/src/core/SkClipStack.cpp
+++ b/src/core/SkClipStack.cpp
@@ -416,6 +416,19 @@
         case kEmpty_Type:
             SkDEBUGFAIL("We shouldn't get here with an empty element.");
             break;
+    }
+
+    if (!fDoAA) {
+        // Here we mimic a non-anti-aliased scanline system. If there is
+        // no anti-aliasing we can integerize the bounding box to exclude
+        // fractional parts that won't be rendered.
+        // Note: the left edge is handled slightly differently below. We
+        // are a bit more generous in the rounding since we don't want to
+        // risk missing the left pixels when fLeft is very close to .5
+        fFiniteBound.set(SkScalarFloorToScalar(fFiniteBound.fLeft+0.45f),
+                         SkScalarRoundToScalar(fFiniteBound.fTop),
+                         SkScalarRoundToScalar(fFiniteBound.fRight),
+                         SkScalarRoundToScalar(fFiniteBound.fBottom));
     }
 
     // Now determine the previous Element's bound information taking into