Remove unused encodedString API on SkWriteBuffer/SkReadBuffer

src/core/SkWriteBuffer.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkWriteBuffer.h"
 #include "SkBitmap.h"
 #include "SkBitmapHeap.h"
@@ skipping 56 matching lines @@
 }
 
 void SkWriteBuffer::write32(int32_t value) {
     fWriter.write32(value);
 }
 
 void SkWriteBuffer::writeString(const char* value) {
     fWriter.writeString(value);
 }
 
-void SkWriteBuffer::writeEncodedString(const void* value, size_t byteLength,
-                                              SkPaint::TextEncoding encoding) {
-    fWriter.writeInt(encoding);
-    fWriter.writeInt(SkToU32(byteLength));
-    fWriter.write(value, byteLength);
-}
-
-
 void SkWriteBuffer::writeColor(const SkColor& color) {
     fWriter.write32(color);
 }
 
 void SkWriteBuffer::writeColorArray(const SkColor* color, uint32_t count) {
     fWriter.write32(count);
     fWriter.write(color, count * sizeof(SkColor));
 }
 
 void SkWriteBuffer::writePoint(const SkPoint& point) {
@@ skipping 214 matching lines @@
     // make room for the size of the flattened object
     (void)fWriter.reserve(sizeof(uint32_t));
     // record the current size, so we can subtract after the object writes.
     size_t offset = fWriter.bytesWritten();
     // now flatten the object
     flattenable->flatten(*this);
     size_t objSize = fWriter.bytesWritten() - offset;
     // record the obj's size
     fWriter.overwriteTAt(offset - sizeof(uint32_t), SkToU32(objSize));
 }