formalize host debugging

tests/PathOpsIssue3651.cpp

Index: tests/PathOpsIssue3651.cpp
diff --git a/tests/PathOpsIssue3651.cpp b/tests/PathOpsIssue3651.cpp
index 574bec09c3441aaefeb952e69d83ceb76c0caf72..bd4ed2d9ab4054900d61014bc4455a7b357ce9da 100644
--- a/tests/PathOpsIssue3651.cpp
+++ b/tests/PathOpsIssue3651.cpp
@@ -473,7 +473,8 @@ static void issue3651_1a(skiatest::Reporter* reporter, const char* filename) {
     SkPath path = path1_a();
     SkPath pathB = path2_a();
     // DEBUG_UNDER_DEVELOPMENT  issue3651_1a disable expectation check for now
-    testPathOpCheck(reporter, path, pathB, SkPathOp::kUnion_SkPathOp, filename, !FLAGS_runFail);
+    testPathOpCheck(reporter, path, pathB, SkPathOp::kUnion_SkPathOp, filename,
+            !SkOpGlobalState::DebugRunFail());
 }
 
 static SkPath path3() {
@@ -1204,7 +1205,8 @@ static void issue3651_1(skiatest::Reporter* reporter, const char* filename) {
     SkPath path = path1();
     SkPath pathB = path2();
     // DEBUG_UNDER_DEVELOPMENT  issue3651_1 disable expectation check for now
-    testPathOpCheck(reporter, path, pathB, SkPathOp::kUnion_SkPathOp, filename, !FLAGS_runFail);
+    testPathOpCheck(reporter, path, pathB, SkPathOp::kUnion_SkPathOp, filename,
+            !SkOpGlobalState::DebugRunFail());
 }
 
 static void issue3651_2(skiatest::Reporter* reporter, const char* filename) {