change getBounds to return 0000 iff there are zero points

include/core/SkPathRef.h

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPathRef_DEFINED
 #define SkPathRef_DEFINED
@@ skipping 260 matching lines @@
         fSegmentMask = 0;
         fIsOval = false;
         SkDEBUGCODE(fEditorsAttached = 0;)
         SkDEBUGCODE(this->validate();)
     }
 
     void copy(const SkPathRef& ref, int additionalReserveVerbs, int additionalReservePoints);
 
     // Return true if the computed bounds are finite.
     static bool ComputePtBounds(SkRect* bounds, const SkPathRef& ref) {
-        int count = ref.countPoints();
-        if (count <= 1) {  // we ignore just 1 point (moveto)
-            bounds->setEmpty();
-            return count ? ref.points()->isFinite() : true;
-        } else {
-            return bounds->setBoundsCheck(ref.points(), count);
-        }
+        return bounds->setBoundsCheck(ref.points(), ref.countPoints());
     }
 
     // called, if dirty, by getBounds()
     void computeBounds() const {
         SkDEBUGCODE(this->validate();)
         // TODO(mtklein): remove fBoundsIsDirty and fIsFinite,
         // using an inverted rect instead of fBoundsIsDirty and always recalculating fIsFinite.
         SkASSERT(fBoundsIsDirty);
 
         fIsFinite = ComputePtBounds(&fBounds, *this);
@@ skipping 152 matching lines @@
         kEmptyGenID = 1, // GenID reserved for path ref with zero points and zero verbs.
     };
     mutable uint32_t    fGenerationID;
     SkDEBUGCODE(int32_t fEditorsAttached;) // assert that only one editor in use at any time.
 
     friend class PathRefTest_Private;
     typedef SkRefCnt INHERITED;
 };
 
 #endif