Customize SkFontMgr::Factory to control DirectWrite vs. GDI selection

skia/BUILD.gn

 # Copyright (c) 2013 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 if (cpu_arch == "arm") {
   import("//build/config/arm.gni")
 }
 
@@ skipping 242 matching lines @@
     "ext/bitmap_platform_device_mac.cc",
     "ext/bitmap_platform_device_mac.h",
     #"ext/bitmap_platform_device_skia.cc",
     #"ext/bitmap_platform_device_skia.h",
     "ext/bitmap_platform_device_win.cc",
     "ext/bitmap_platform_device_win.h",
     "ext/convolver.cc",
     "ext/convolver.h",
     "ext/event_tracer_impl.cc",
     "ext/event_tracer_impl.h",
+    "ext/fontmgr_default_win.cc",
+    "ext/fontmgr_default_win.h",
     "ext/google_logging.cc",
     "ext/image_operations.cc",
     "ext/image_operations.h",
     "ext/lazy_pixel_ref.cc",
     "ext/lazy_pixel_ref.h",
     "ext/SkThread_chrome.cc",
     "ext/opacity_draw_filter.cc",
     "ext/opacity_draw_filter.h",
     "ext/paint_simplifier.cc",
     "ext/paint_simplifier.h",
@@ skipping 145 matching lines @@
   # Fixup skia library sources.
   if (is_win) {
     sources -= [
       "//third_party/skia/src/ports/SkOSFile_posix.cpp",
       "//third_party/skia/src/ports/SkTime_Unix.cpp",
       "//third_party/skia/src/ports/SkTLS_pthread.cpp",
     ]
   } else {
     sources -= [
       "//third_party/skia/src/ports/SkFontHost_win.cpp",
-      "//third_party/skia/src/ports/SkFontMgr_default_gdi.cpp",
       "//third_party/skia/src/ports/SkFontMgr_win_dw.cpp",
       "//third_party/skia/src/ports/SkOSFile_win.cpp",
       "//third_party/skia/src/ports/SkRemotableFontMgr_win_dw.cpp",
       "//third_party/skia/src/ports/SkScalerContext_win_dw.cpp",
       "//third_party/skia/src/ports/SkScalerContext_win_dw.h",
       "//third_party/skia/src/ports/SkTLS_win.cpp",
       "//third_party/skia/src/ports/SkTypeface_win_dw.cpp",
       "//third_party/skia/src/ports/SkTypeface_win_dw.h",
     ]
   }
@@ skipping 201 matching lines @@
     ":skia_config",
     "//build/config/compiler:no_chromium_code"
   ]
 
   deps = [
     "//base",
   ]
 
   visibility = ":skia"
 }