SkPDF: Fix Type3 ToUnicode table.

src/fonts/SkTestScalerContext.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 "SkAdvancedTypefaceMetrics.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 132 matching lines @@
     rec->setHinting(SkPaint::kNo_Hinting);
 }
 
 SkAdvancedTypefaceMetrics* SkTestTypeface::onGetAdvancedTypefaceMetrics(
                                 PerGlyphInfo ,
                                 const uint32_t* glyphIDs,
                                 uint32_t glyphIDsCount) const {
 // pdf only
     SkAdvancedTypefaceMetrics* info = new SkAdvancedTypefaceMetrics;
     info->fFontName.set(fTestFont->fName);
-    info->fLastGlyphID = SkToU16(onCountGlyphs() - 1);
+    int glyphCount = this->onCountGlyphs();
+    info->fLastGlyphID = SkToU16(glyphCount - 1);
+
+    SkTDArray<SkUnichar>& toUnicode = info->fGlyphToUnicode;
+    toUnicode.setCount(glyphCount);
+    SkASSERT(glyphCount == SkToInt(fTestFont->fCharCodesCount));
+    for (int gid = 0; gid < glyphCount; ++gid) {
+        toUnicode[gid] = SkToS32(fTestFont->fCharCodes[gid]);
+    }
     return info;
 }
 
 void SkTestTypeface::onGetFontDescriptor(SkFontDescriptor* desc, bool* isLocal) const {
     desc->setFamilyName(fTestFont->fName);
     desc->setStyle(this->fontStyle());
     *isLocal = false;
 }
 
 int SkTestTypeface::onCharsToGlyphs(const void* chars, Encoding encoding,
@@ skipping 118 matching lines @@
 
 private:
     SkTestTypeface*  fFace;
     SkMatrix         fMatrix;
 };
 
 SkScalerContext* SkTestTypeface::onCreateScalerContext(const SkScalerContextEffects& effects,
                                                        const SkDescriptor* desc) const {
     return new SkTestScalerContext(const_cast<SkTestTypeface*>(this), effects, desc);
 }