[DirectWrite] Force aliased rendering for Gulim at small sizes

Force full alaiased rendering for the Gulim font as sizes smaller than
12px.

BUG=386400
R=cpu@chromium.org,pdr@chromium.org

Review URL: https://codereview.chromium.org/342853003

git-svn-id: svn://svn.chromium.org/blink/trunk@176527 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/platform/fonts/win/FontCacheSkiaWin.cpp

@@ -231,7 +231,8 @@ FontPlatformData* FontCache::createFontPlatformData(const FontDescription& fontD
     };
     const static FamilyMinSize minAntiAliasSizeForFont[] = {
         { L"simsun", 16 },
-        { L"dotum", 12 }
+        { L"dotum", 12 },
+        { L"gulim", 12 }
     };
     size_t numFonts = WTF_ARRAY_LENGTH(minAntiAliasSizeForFont);
     for (size_t i = 0; i < numFonts; i++) {