Revert of Remove invert viewport scroll order setting from Blink

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 90dadfdd6ba2f27eda7240f11976bc64537dafe3..b1917c524671e217ba534f000a567e8f40f8216a 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1038,6 +1038,9 @@
 
   settings->setSupportsMultipleWindows(prefs.supports_multiple_windows);
 
+  // TODO(bokan): Remove once Blink side is gone.
+  settings->setInvertViewportScrollOrder(true);
+
   settings->setSmartInsertDeleteEnabled(prefs.smart_insert_delete_enabled);
 
   settings->setSpatialNavigationEnabled(prefs.spatial_navigation_enabled);