Disable VK overscroll for login/out-of-box.

chromeos/chromeos_switches.cc

Index: chromeos/chromeos_switches.cc
diff --git a/chromeos/chromeos_switches.cc b/chromeos/chromeos_switches.cc
index e5836867bf330322ba7d2d0569c024f744d7cf95..74ab74c95b0a1f0c27564b3e7c0a009ee8b21949 100644
--- a/chromeos/chromeos_switches.cc
+++ b/chromeos/chromeos_switches.cc
@@ -39,6 +39,10 @@ const char kDisableGeniusApp[]              = "disable-genius-app";
 // Avoid doing expensive animations upon login.
 const char kDisableLoginAnimations[]        = "disable-login-animations";
 
+// Disable login UI (user pods) scrolling into view on JS side when virtual
+// keyboard is shown.
+const char kDisableLoginScrollIntoView[]    = "disable-login-scroll-into-view";
+
 // Disable new channel switcher UI.
 const char kDisableNewChannelSwitcherUI[]   = "disable-new-channel-switcher-ui";