formalize host debugging

src/pathops/SkPathOpsDebug.h

Index: src/pathops/SkPathOpsDebug.h
diff --git a/src/pathops/SkPathOpsDebug.h b/src/pathops/SkPathOpsDebug.h
index 4dc52721e65c2fdea6e742980ada91677763838c..0258d58c9e95fdfd15286f59adc39d754d064caf 100644
--- a/src/pathops/SkPathOpsDebug.h
+++ b/src/pathops/SkPathOpsDebug.h
@@ -371,6 +371,27 @@ public:
     static void DumpCoinDict();
     static void DumpGlitchType(GlitchType );
 #endif
+
+    static bool gRunFail;
+    static bool gVeryVerbose;
+
+#ifdef SK_DEBUG
+    static bool gDumpOp;
+    static bool gVerifyOp;
+
+    static void DumpOp(const SkPath& one, const SkPath& two, SkPathOp op,
+            const char* testName);
+    static void DumpOp(FILE* file, const SkPath& one, const SkPath& two, SkPathOp op,
+            const char* testName);
+    static void DumpSimplify(const SkPath& path, const char* testName);
+    static void DumpSimplify(FILE* file, const SkPath& path, const char* testName);
+    static void ReportOpFail(const SkPath& one, const SkPath& two, SkPathOp op);
+    static void ReportSimplifyFail(const SkPath& path);
+    static void VerifyOp(const SkPath& one, const SkPath& two, SkPathOp op,
+        const SkPath& result);
+    static void VerifySimplify(const SkPath& path, const SkPath& result);
+#endif
+
 };
 
 struct SkDQuad;