path ops -- fix skp bugs

This fixes a series of bugs discovered by running
the small set of Skia skp files through pathops
to flatten the clips.
Review URL: https://codereview.chromium.org/14798004

git-svn-id: http://skia.googlecode.com/svn/trunk@9042 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/pathops/SkPathOpsPoint.h b/src/pathops/SkPathOpsPoint.h
index aca38d8..23734c9 100644
--- a/src/pathops/SkPathOpsPoint.h
+++ b/src/pathops/SkPathOpsPoint.h
@@ -10,6 +10,10 @@
 #include "SkPathOpsTypes.h"
 #include "SkPoint.h"
 
+inline bool AlmostEqualUlps(const SkPoint& pt1, const SkPoint& pt2) {
+    return AlmostEqualUlps(pt1.fX, pt2.fX) && AlmostEqualUlps(pt1.fY, pt2.fY);
+}
+
 struct SkDVector {
     double fX, fY;