Use sk_sp text blob APIs

include/core/SkTextBlob.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkTextBlob_DEFINED
 #define SkTextBlob_DEFINED
 
@@ skipping 88 matching lines @@
     SkTextBlobBuilder();
 
     ~SkTextBlobBuilder();
 
     /**
      *  Returns an immutable SkTextBlob for the current runs/glyphs. The builder is reset and
      *  can be reused.
      */
     sk_sp<SkTextBlob> make();
 
-    const SkTextBlob* build() {
-        return this->make().release();
-    }
-
     /**
      *  Glyph and position buffers associated with a run.
      *
      *  A run is a sequence of glyphs sharing the same font metrics
      *  and positioning mode.
      *
      *  If textByteCount is 0, utf8text and clusters will be NULL (no
      *  character information will be associated with the glyphs).
      *
      *  utf8text will point to a buffer of size textByteCount bytes.
@@ skipping 111 matching lines @@
 
     SkRect                 fBounds;
     int                    fRunCount;
     bool                   fDeferredBounds;
     size_t                 fLastRun; // index into fStorage
 
     RunBuffer              fCurrentRunBuffer;
 };
 
 #endif // SkTextBlob_DEFINED