fix fuzz

src/pathops/SkPathOpsCommon.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkAddIntersections.h"
 #include "SkOpCoincidence.h"
 #include "SkOpEdgeBuilder.h"
 #include "SkPathOpsCommon.h"
@@ skipping 495 matching lines @@
             return false;
         }
         DEBUG_COINCIDENCE_HEALTH(contourList, "moveMultiples2");
         moveNearby(contourList);
     }
 #if DEBUG_VALIDATE
     globalState->setPhase(SkOpGlobalState::kWalking);
 #endif
     DEBUG_COINCIDENCE_HEALTH(contourList, "expand2");
     // the expanded ranges may not align -- add the missing spans
-    SkAssertResult(coincidence->addExpanded());
+    if (!coincidence->addExpanded()) {
+        SkASSERT(globalState->debugSkipAssert());
+        return false;
+    }
     DEBUG_COINCIDENCE_HEALTH(contourList, "addExpanded3");
     coincidence->correctEnds();
     if (!coincidence->mark()) {  // mark spans of coincident segments as coincident
         return false;
     }
     DEBUG_COINCIDENCE_HEALTH(contourList, "mark1");
     // look for coincidence lines and curves undetected by intersection
     if (missingCoincidence(contourList)) {
 #if DEBUG_VALIDATE
         globalState->setPhase(SkOpGlobalState::kIntersecting);
@@ skipping 50 matching lines @@
     }
 #if DEBUG_COINCIDENCE_VERBOSE
     coincidence->debugShowCoincidence();
 #endif
 #if DEBUG_COINCIDENCE
     coincidence->debugValidate();
 #endif
     SkPathOpsDebug::ShowActiveSpans(contourList);
     return true;
 }