Virtual keyboard - do not change work area of screen if in non-sticky mode.

ash/common/ash_switches.cc

Index: ash/common/ash_switches.cc
diff --git a/ash/common/ash_switches.cc b/ash/common/ash_switches.cc
index 3211e2aa3e61afb2e20679761b955965aa1738ca..55449abaa5e4e2057295dde9249beb959e2d2952 100644
--- a/ash/common/ash_switches.cc
+++ b/ash/common/ash_switches.cc
@@ -122,6 +122,10 @@ const char kAshTouchHud[] = "ash-touch-hud";
 const char kAshUseFirstDisplayAsInternal[] =
     "ash-use-first-display-as-internal";
 
+// Use new window behavior for virtual keyboard (do not change work area in
+// non-sticky mode).
+const char kAshUseNewVKWindowBehavior[] = "ash-use-new-vk-window-behavior";
+
 // (Most) Chrome OS hardware reports ACPI power button releases correctly.
 // Standard hardware reports releases immediately after presses.  If set, we
 // lock the screen or shutdown the system immediately in response to a press