Update code to use helper function for better readability/searching.

src/ports/SkFontHost_FreeType.cpp

 
 /*
  * Copyright 2006 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.
  */
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 1315 matching lines @@
 
     const void* memoryBase = stream->getMemoryBase();
     FT_StreamRec    streamRec;
 
     if (NULL != memoryBase) {
         args.flags = FT_OPEN_MEMORY;
         args.memory_base = (const FT_Byte*)memoryBase;
         args.memory_size = stream->getLength();
     } else {
         memset(&streamRec, 0, sizeof(streamRec));
-        streamRec.size = stream->read(NULL, 0);
+        streamRec.size = stream->getLength();
         streamRec.descriptor.pointer = stream;
         streamRec.read  = sk_stream_read;
         streamRec.close = sk_stream_close;
 
         args.flags = FT_OPEN_STREAM;
         args.stream = &streamRec;
     }
 
     FT_Face face;
     if (FT_Open_Face(library, &args, 0, &face)) {
@@ skipping 16 matching lines @@
         *style = (SkTypeface::Style) tempStyle;
     }
     if (isFixedWidth) {
         *isFixedWidth = FT_IS_FIXED_WIDTH(face);
     }
 
     FT_Done_Face(face);
     FT_Done_FreeType(library);
     return true;
 }