cros: Allow pin keyboard to keep focus without popping up the pin keyboard.

ui/keyboard/scoped_keyboard_disabler.cc

Index: ui/keyboard/scoped_keyboard_disabler.cc
diff --git a/ui/keyboard/scoped_keyboard_disabler.cc b/ui/keyboard/scoped_keyboard_disabler.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a089cd32f4a9f1f9af57008f1a69606558420610
--- /dev/null
+++ b/ui/keyboard/scoped_keyboard_disabler.cc
@@ -0,0 +1,21 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/keyboard/scoped_keyboard_disabler.h"
+
+#include "ui/keyboard/keyboard_util.h"
+
+namespace keyboard {
+
+ScopedKeyboardDisabler::ScopedKeyboardDisabler() {}
+
+ScopedKeyboardDisabler::~ScopedKeyboardDisabler() {
+  SetForceDisableVirtualKeyboardForWebUi(false);

[xiyuan, 2016/11/10 21:48:35]

Think a scoped object would cache original value in ctor and restore it here.

[sammiequon, 2016/11/10 22:36:56]

Done.

+}
+
+void ScopedKeyboardDisabler::SetForceDisableVirtualKeyboard(bool disable) {
+  SetForceDisableVirtualKeyboardForWebUi(disable);
+}
+
+}  // namespace keyboard