shape ops work in progress

Try to fix the 32 bit build by making some math
decisions more robust.

Rewrite the cubic intersection special case that 
detects if only end points are shared.

Rewrite the angle sort setup that computes whether
a cubic bends to the left or right.

git-svn-id: http://skia.googlecode.com/svn/trunk@8726 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tests/PathOpsCubicIntersectionTest.cpp b/tests/PathOpsCubicIntersectionTest.cpp
index f3db3c0..6af76c2 100644
--- a/tests/PathOpsCubicIntersectionTest.cpp
+++ b/tests/PathOpsCubicIntersectionTest.cpp
@@ -163,6 +163,9 @@
 const size_t testSetCount = SK_ARRAY_COUNT(testSet);
 
 static const SkDCubic newTestSet[] = {
+{{{3, 5}, {1, 6}, {5, 0}, {3, 1}}},
+{{{0, 5}, {1, 3}, {5, 3}, {6, 1}}},
+
 {{{0, 1}, {1, 5}, {1, 0}, {1, 0}}},
 {{{0, 1}, {0, 1}, {1, 0}, {5, 1}}},
 
@@ -283,8 +286,8 @@
 }
 
 static void oneOffTest(skiatest::Reporter* reporter) {
+    oneOff(reporter, 14, 16);
     newOneOff(reporter, 0, 1);
-    oneOff(reporter, 0, 1);
 }
 
 static void oneOffTests(skiatest::Reporter* reporter) {