Remove --disable-threaded-html-parser flag from Chromium

content/browser/renderer_host/render_view_host_impl.cc

Index: content/browser/renderer_host/render_view_host_impl.cc
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 40bb8a483248138f2fb4b08d4fdcb03ee38e50ec..6fc6e0a607422ceb29fa8b10bd98da5622480e71 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -434,8 +434,6 @@ WebPreferences RenderViewHostImpl::GetWebkitPrefs(const GURL& url) {
       command_line.HasSwitch(switches::kEnableExperimentalWebPlatformFeatures);
   prefs.region_based_columns_enabled =
       command_line.HasSwitch(switches::kEnableRegionBasedColumns);
-  prefs.threaded_html_parser =
-      !command_line.HasSwitch(switches::kDisableThreadedHTMLParser);
   if (command_line.HasSwitch(cc::switches::kEnablePinchVirtualViewport)) {
     prefs.pinch_virtual_viewport_enabled = true;
     prefs.pinch_overlay_scrollbar_thickness = 10;