path ops -- rewrite angle sort

src/pathops/SkPathOpsDebug.h

Index: src/pathops/SkPathOpsDebug.h
===================================================================
--- src/pathops/SkPathOpsDebug.h	(revision 9425)
+++ src/pathops/SkPathOpsDebug.h	(working copy)
@@ -61,6 +61,7 @@
 #define DEBUG_SHOW_TEST_PROGRESS 0
 #define DEBUG_SHOW_WINDING 0
 #define DEBUG_SORT 0
+#define DEBUG_SORT_COMPACT 0
 #define DEBUG_SORT_SINGLE 0
 #define DEBUG_SWAP_TOP 0
 #define DEBUG_UNSORTABLE 0
@@ -73,7 +74,7 @@
 #define DEBUG_ACTIVE_OP 1
 #define DEBUG_ACTIVE_SPANS 1
 #define DEBUG_ACTIVE_SPANS_FIRST_ONLY 0
-#define DEBUG_ACTIVE_SPANS_SHORT_FORM 0
+#define DEBUG_ACTIVE_SPANS_SHORT_FORM 1
 #define DEBUG_ADD_INTERSECTING_TS 1
 #define DEBUG_ADD_T_PAIR 1
 #define DEBUG_ANGLE 1
@@ -90,6 +91,7 @@
 #define DEBUG_SHOW_TEST_PROGRESS 1
 #define DEBUG_SHOW_WINDING 0
 #define DEBUG_SORT 1
+#define DEBUG_SORT_COMPACT 0
 #define DEBUG_SORT_SINGLE 0
 #define DEBUG_SWAP_TOP 1
 #define DEBUG_UNSORTABLE 1
@@ -144,6 +146,7 @@
 #endif
 
 #if DEBUG_SHOW_PATH
+void ShowFunctionHeader();
 void ShowPath(const SkPath& path, const char* pathName);
 void ShowOp(SkPathOp op, const char* pathOne, const char* pathTwo);
 #endif