Remove useless SkASSERT in SkRect.h and SkRegion.h

include/core/SkRegion.h

 
 /*
  * Copyright 2005 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 SkRegion_DEFINED
@@ skipping 41 matching lines @@
      */
     bool operator!=(const SkRegion& other) const {
         return !(*this == other);
     }
 
     /**
      *  Replace this region with the specified region, and return true if the
      *  resulting region is non-empty.
      */
     bool set(const SkRegion& src) {
-        SkASSERT(&src);
         *this = src;
         return !this->isEmpty();
     }
 
     /**
      *  Swap the contents of this and the specified region. This operation
      *  is gauarenteed to never fail.
      */
     void swap(SkRegion&);
 
@@ skipping 371 matching lines @@
     static bool Oper(const SkRegion&, const SkRegion&, SkRegion::Op, SkRegion*);
 
     friend struct RunHead;
     friend class Iterator;
     friend class Spanerator;
     friend class SkRgnBuilder;
     friend class SkFlatRegion;
 };
 
 #endif