cherry-pick fix for large conic weights

include/core/SkPoint.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPoint_DEFINED
 #define SkPoint_DEFINED
 
@@ skipping 531 matching lines @@
     }
 
     /**
      *  cast-safe way to treat the point as an array of (2) SkScalars.
      */
     const SkScalar* asScalars() const { return &fX; }
 };
 
 typedef SkPoint SkVector;
 
+static inline bool SkPointsAreFinite(const SkPoint array[], int count) {
+    return SkScalarsAreFinite(&array[0].fX, count << 1);
+}
+
 #endif