Add Tahoma and other fonts to fallback font list

content/renderer/renderer_font_platform_win.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/renderer_font_platform_win.h"
 
 #include <dwrite.h>
 #include <string>
 #include <vector>
 #include <wrl/implements.h>
@@ skipping 277 matching lines @@
     }
   }
   UMA_HISTOGRAM_COUNTS("DirectWrite.Fonts.Loaded", reg_fonts_.size());
   UMA_HISTOGRAM_COUNTS("DirectWrite.Fonts.Ignored",
                        regkey.GetValueCount() - reg_fonts_.size());
   return true;
 }
 
 // This list is mainly based on prefs/prefs_tab_helper.cc kFontDefaults.
 const wchar_t* kRestrictedFontSet[] = {
+  // These are the "Web Safe" fonts.
   L"times.ttf",     // IDS_STANDARD_FONT_FAMILY
   L"timesbd.ttf",   // IDS_STANDARD_FONT_FAMILY
   L"timesbi.ttf",   // IDS_STANDARD_FONT_FAMILY
   L"timesi.ttf",    // IDS_STANDARD_FONT_FAMILY
   L"cour.ttf",      // IDS_FIXED_FONT_FAMILY
   L"courbd.ttf",    // IDS_FIXED_FONT_FAMILY
   L"courbi.ttf",    // IDS_FIXED_FONT_FAMILY
   L"couri.ttf",     // IDS_FIXED_FONT_FAMILY
   L"consola.ttf",   // IDS_FIXED_FONT_FAMILY_ALT_WIN
   L"consolab.ttf",  // IDS_FIXED_FONT_FAMILY_ALT_WIN
@@ skipping 10 matching lines @@
   L"impact.ttf",    // IDS_FANTASY_FONT_FAMILY
   L"segoeui.ttf",   // IDS_PICTOGRAPH_FONT_FAMILY
   L"segoeuib.ttf",  // IDS_PICTOGRAPH_FONT_FAMILY
   L"segoeuii.ttf",  // IDS_PICTOGRAPH_FONT_FAMILY
   L"msgothic.ttc",  // IDS_STANDARD_FONT_FAMILY_JAPANESE
   L"msmincho.ttc",  // IDS_SERIF_FONT_FAMILY_JAPANESE
   L"gulim.ttc",     // IDS_FIXED_FONT_FAMILY_KOREAN
   L"batang.ttc",    // IDS_SERIF_FONT_FAMILY_KOREAN
   L"simsun.ttc",    // IDS_STANDARD_FONT_FAMILY_SIMPLIFIED_HAN
   L"mingliu.ttc",   // IDS_SERIF_FONT_FAMILY_TRADITIONAL_HAN
+
+  // These are from the Blink fallback list.
+  L"david.ttf",     // USCRIPT_HEBREW
+  L"davidbd.ttf",   // USCRIPT_HEBREW
+  L"euphemia.ttf",  // USCRIPT_CANADIAN_ABORIGINAL
+  L"gautami.ttf",   // USCRIPT_TELUGU
+  L"gautamib.ttf",  // USCRIPT_TELUGU
+  L"latha.ttf",     // USCRIPT_TAMIL
+  L"lathab.ttf",    // USCRIPT_TAMIL
+  L"mangal.ttf",    // USCRIPT_DEVANAGARI
+  L"mangalb.ttf",   // USCRIPT_DEVANAGARI
+  L"monbaiti.ttf",  // USCRIPT_MONGOLIAN
+  L"mvboli.ttf",    // USCRIPT_THAANA
+  L"plantc.ttf",    // USCRIPT_CHEROKEE
+  L"raavi.ttf",     // USCRIPT_GURMUKHI
+  L"raavib.ttf",    // USCRIPT_GURMUKHI
+  L"shruti.ttf",    // USCRIPT_GUJARATI
+  L"shrutib.ttf",   // USCRIPT_GUJARATI
+  L"sylfaen.ttf",   // USCRIPT_GEORGIAN and USCRIPT_ARMENIAN
+  L"tahoma.ttf",    // USCRIPT_ARABIC,
+  L"tahomabd.ttf",  // USCRIPT_ARABIC,
+  L"tunga.ttf",     // USCRIPT_KANNADA
+  L"tungab.ttf",    // USCRIPT_KANNADA
+  L"vrinda.ttf",    // USCRIPT_BENGALI
+  L"vrindab.ttf",   // USCRIPT_BENGALI
 };
 
 bool FontCollectionLoader::LoadRestrictedFontList() {
   reg_fonts_.clear();
   reg_fonts_.assign(kRestrictedFontSet,
                     kRestrictedFontSet + _countof(kRestrictedFontSet));
   return true;
 }
 
 }  // namespace
@@ skipping 38 matching lines @@
   CHECK(g_font_collection.Get() != NULL);
 
   UMA_HISTOGRAM_TIMES("DirectWrite.Fonts.LoadTime", time_delta);
 
   base::debug::ClearCrashKey(kFontKeyName);
 
   return g_font_collection.Get();
 }
 
 }  // namespace content