add asserts to point<-->verb helpers

src/utils/SkParsePath.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkParse.h"
 #include "SkParsePath.h"
 
@@ skipping 203 matching lines @@
 }
 
 void SkParsePath::ToSVGString(const SkPath& path, SkString* str) {
     SkDynamicMemoryWStream  stream;
 
     SkPath::Iter    iter(path, false);
     SkPoint         pts[4];
 
     for (;;) {
         switch (iter.next(pts, false)) {
-            case SkPath::kMove_Verb:
+             case SkPath::kConic_Verb:
+                SkASSERT(0);
+                break;
+           case SkPath::kMove_Verb:
                 append_scalars(&stream, 'M', &pts[0].fX, 2);
                 break;
             case SkPath::kLine_Verb:
                 append_scalars(&stream, 'L', &pts[1].fX, 2);
                 break;
             case SkPath::kQuad_Verb:
                 append_scalars(&stream, 'Q', &pts[1].fX, 4);
                 break;
             case SkPath::kCubic_Verb:
                 append_scalars(&stream, 'C', &pts[1].fX, 6);
                 break;
             case SkPath::kClose_Verb:
                 stream.write("Z", 1);
                 break;
             case SkPath::kDone_Verb:
                 str->resize(stream.getOffset());
                 stream.copyTo(str->writable_str());
             return;
         }
     }
 }