directWrite option is removed

atom/browser/web_contents_preferences.cc

@@ -79,12 +79,6 @@ void WebContentsPreferences::AppendExtraCommandLineSwitches(
   base::DictionaryValue& web_preferences = self->web_preferences_;
 
   bool b;
-#if defined(OS_WIN)
-  // Check if DirectWrite is disabled.
-  if (web_preferences.GetBoolean(options::kDirectWrite, &b) && !b)
-    command_line->AppendSwitch(::switches::kDisableDirectWrite);
-#endif
-
   // Check if plugins are enabled.
   if (web_preferences.GetBoolean("plugins", &b) && b)
     command_line->AppendSwitch(switches::kEnablePlugins);

atom/common/options_switches.cc

@@ -96,9 +96,6 @@ const char kNodeIntegration[] = "nodeIntegration";
 // Instancd ID of guest WebContents.
 const char kGuestInstanceID[] = "guestInstanceId";
 
-// Enable DirectWrite on Windows.
-const char kDirectWrite[] = "directWrite";
-
 // Web runtime features.
 const char kExperimentalFeatures[]       = "experimentalFeatures";
 const char kExperimentalCanvasFeatures[] = "experimentalCanvasFeatures";

atom/common/options_switches.h

@@ -48,7 +48,6 @@ extern const char kFocusable[];
 extern const char kWebPreferences[];
 
 // WebPreferences.
-extern const char kDirectWrite[];
 extern const char kZoomFactor[];
 extern const char kPreloadScript[];
 extern const char kPreloadURL[];

docs/api/browser-window.md

@@ -249,8 +249,6 @@ The `webPreferences` option is an object that can have following properties:
   Default is `false`.
 * `experimentalCanvasFeatures` Boolean - Enables Chromium's experimental
   canvas features. Default is `false`.
-* `directWrite` Boolean - Enables DirectWrite font rendering system on
-  Windows. Default is `true`.
 * `scrollBounce` Boolean - Enables scroll bounce (rubber banding) effect on
   macOS. Default is `false`.
 * `blinkFeatures` String - A list of feature strings separated by `,`, like