Switch the factory chunk in the skps to storing its size in bytes

src/core/SkStream.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 "SkStream.h"
@@ skipping 122 matching lines @@
 }
 
 bool SkWStream::write32(uint32_t value) {
     return this->write(&value, 4);
 }
 
 bool SkWStream::writeScalar(SkScalar value) {
     return this->write(&value, sizeof(value));
 }
 
+int SkWStream::SizeOfPackedUInt(size_t value) {
+    if (value <= SK_MAX_BYTE_FOR_U8) {
+        return 1;
+    } else if (value <= 0xFFFF) {
+        return 3;
+    }
+    return 5;
+}
+
 bool SkWStream::writePackedUInt(size_t value) {
     uint8_t data[5];
     size_t len = 1;
     if (value <= SK_MAX_BYTE_FOR_U8) {
         data[0] = value;
         len = 1;
     } else if (value <= 0xFFFF) {
         uint16_t value16 = value;
         data[0] = SK_BYTE_SENTINEL_FOR_U16;
         memcpy(&data[1], &value16, 2);
@@ skipping 682 matching lines @@
 
     // If we get here, then our attempt at using mmap failed, so try normal
     // file access.
     SkFILEStream* stream = SkNEW_ARGS(SkFILEStream, (path));
     if (!stream->isValid()) {
         stream->unref();
         stream = NULL;
     }
     return stream;
 }