[SkTextBlob] Remove incorrect builder assert

src/core/SkTextBlob.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTextBlob.h"
 
 #include "SkReadBuffer.h"
@@ skipping 385 matching lines @@
                                                    posXInc : 0;
 
     bounds.setEmpty();
     for (unsigned i = 0; i < run.glyphCount(); ++i) {
         bounds.join(glyphBounds[i].makeOffset(*glyphPosX, *glyphPosY));
         glyphPosX += posXInc;
         glyphPosY += posYInc;
     }
 
     SkASSERT((void*)glyphPosX <= SkTextBlob::RunRecord::Next(&run));
-    SkASSERT(run.positioning() == SkTextBlob::kHorizontal_Positioning ||
-             (void*)glyphPosY <= SkTextBlob::RunRecord::Next(&run));
 
     return bounds.makeOffset(run.offset().x(), run.offset().y());
 }
 
 SkRect SkTextBlobBuilder::ConservativeRunBounds(const SkTextBlob::RunRecord& run) {
     SkASSERT(run.glyphCount() > 0);
     SkASSERT(SkTextBlob::kFull_Positioning == run.positioning() ||
              SkTextBlob::kHorizontal_Positioning == run.positioning());
 
     SkPaint paint;
@@ skipping 219 matching lines @@
 
     fStorageUsed = 0;
     fStorageSize = 0;
     fRunCount = 0;
     fLastRun = 0;
     fBounds.setEmpty();
 
     return blob;
 }