Create and show the virtual keyboard.

ui/keyboard/keyboard_switches.cc

Index: ui/keyboard/keyboard_switches.cc
diff --git a/android_webview/common/aw_switches.cc b/ui/keyboard/keyboard_switches.cc
similarity index 58%
copy from android_webview/common/aw_switches.cc
copy to ui/keyboard/keyboard_switches.cc
index c3fbf1b49c291076cc8b1d9969ec7438ac31e2f3..d1ea4e2cbba4b7a9e2f187a17db7664230b35b3a 100644
--- a/android_webview/common/aw_switches.cc
+++ b/ui/keyboard/keyboard_switches.cc
@@ -2,11 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "android_webview/common/aw_switches.h"
+#include "ui/keyboard/keyboard_switches.h"
 
+namespace keyboard {
 namespace switches {
 
-const char kMergeUIAndRendererCompositorThreads[] =
-    "merge-ui-and-compositor-threads";
+const char kEnableVirtualKeyboard[] = "enable-virtual-keyboard";
 
 }  // namespace switches
+}  // namespace keyboard