Make code compile with clang_use_chrome_plugin (part I)

core/fpdfapi/fpdf_render/fpdf_render_text.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/fpdfapi/fpdf_render/render_int.h"
 
 #include <vector>
 
@@ skipping 27 matching lines @@
   for (int i = 0; i < count; i++) {
     int p = va_arg(argList, int);
     ((uint32_t*)m_Key)[i] = p;
   }
   va_end(argList);
   m_KeyLen = count * sizeof(uint32_t);
 }
 
 }  // namespace
 
+CPDF_Type3Cache::CPDF_Type3Cache(CPDF_Type3Font* pFont) : m_pFont(pFont) {}
+
 CPDF_Type3Cache::~CPDF_Type3Cache() {
   for (const auto& pair : m_SizeMap) {
     delete pair.second;
   }
   m_SizeMap.clear();
 }
+
 CFX_GlyphBitmap* CPDF_Type3Cache::LoadGlyph(uint32_t charcode,
                                             const CFX_Matrix* pMatrix,
                                             FX_FLOAT retinaScaleX,
                                             FX_FLOAT retinaScaleY) {
   CPDF_UniqueKeyGen keygen;
   keygen.Generate(
       4, FXSYS_round(pMatrix->a * 10000), FXSYS_round(pMatrix->b * 10000),
       FXSYS_round(pMatrix->c * 10000), FXSYS_round(pMatrix->d * 10000));
   CFX_ByteString FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen);
   CPDF_Type3Glyphs* pSizeCache;
   auto it = m_SizeMap.find(FaceGlyphsKey);
   if (it == m_SizeMap.end()) {
     pSizeCache = new CPDF_Type3Glyphs;
     m_SizeMap[FaceGlyphsKey] = pSizeCache;
   } else {
     pSizeCache = it->second;
   }
   auto it2 = pSizeCache->m_GlyphMap.find(charcode);
   if (it2 != pSizeCache->m_GlyphMap.end())
     return it2->second;
 
   CFX_GlyphBitmap* pGlyphBitmap =
       RenderGlyph(pSizeCache, charcode, pMatrix, retinaScaleX, retinaScaleY);
   pSizeCache->m_GlyphMap[charcode] = pGlyphBitmap;
   return pGlyphBitmap;
 }
+
+CPDF_Type3Glyphs::CPDF_Type3Glyphs()
+    : m_TopBlueCount(0), m_BottomBlueCount(0) {}
+
 CPDF_Type3Glyphs::~CPDF_Type3Glyphs() {
   for (const auto& pair : m_GlyphMap)
     delete pair.second;
 }
+
 static int _AdjustBlue(FX_FLOAT pos, int& count, int blues[]) {
   FX_FLOAT min_distance = 1000000.0f * 1.0f;
   int closest_pos = -1;
   for (int i = 0; i < count; i++) {
     FX_FLOAT distance = (FX_FLOAT)FXSYS_fabs(pos - (FX_FLOAT)blues[i]);
     if (distance < 1.0f * 80.0f / 100.0f && distance < min_distance) {
       min_distance = distance;
       closest_pos = i;
     }
   }
@@ skipping 685 matching lines @@
     matrix.Concat(font_size, 0, 0, font_size, charpos.m_OriginX,
                   charpos.m_OriginY);
     path.m_Path.New()->Append(pPath, &matrix);
     path.m_Matrix = *pTextMatrix;
     path.m_bStroke = bStroke;
     path.m_FillType = bFill ? FXFILL_WINDING : 0;
     path.CalcBoundingBox();
     ProcessPath(&path, pObj2Device);
   }
 }