Revert of Remove SkClipStack's manual rounding of BW clip rects

src/core/SkClipStack.cpp

Index: src/core/SkClipStack.cpp
diff --git a/src/core/SkClipStack.cpp b/src/core/SkClipStack.cpp
index a51185e95a8cff2b2564b442f69c41e943ed0146..e0c3db01ba0742439d8521bddad303957a557bee 100644
--- a/src/core/SkClipStack.cpp
+++ b/src/core/SkClipStack.cpp
@@ -417,6 +417,13 @@
         case kEmpty_Type:
             SkDEBUGFAIL("We shouldn't get here with an empty element.");
             break;
+    }
+
+    if (!fDoAA) {
+        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