Add idl for managing focus in app_shell

extensions/shell/browser/api/shell_window/shell_window_api.cc

Index: extensions/shell/browser/api/shell_window/shell_window_api.cc
diff --git a/extensions/shell/browser/api/shell_window/shell_window_api.cc b/extensions/shell/browser/api/shell_window/shell_window_api.cc
new file mode 100644
index 0000000000000000000000000000000000000000..9878104aa76febdd3146c5823b8326aec57ff1a0
--- /dev/null
+++ b/extensions/shell/browser/api/shell_window/shell_window_api.cc
@@ -0,0 +1,52 @@
+// Copyright 2014 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 "extensions/shell/browser/api/shell_window/shell_window_api.h"
+
+#include "base/logging.h"
+#include "extensions/shell/common/api/shell_window.h"
+
+namespace shell_window = extensions::shell::api::shell_window;
+
+namespace extensions {
+
+ShellWindowRequestHideFunction::ShellWindowRequestHideFunction() {
+}
+
+ShellWindowRequestHideFunction::~ShellWindowRequestHideFunction() {
+}
+
+ExtensionFunction::ResponseAction ShellWindowRequestHideFunction::Run() {
+  // TODO(zork): Implement this.
+  return RespondNow(NoArguments());
+}
+
+ShellWindowRequestShowFunction::ShellWindowRequestShowFunction() {
+}
+
+ShellWindowRequestShowFunction::~ShellWindowRequestShowFunction() {
+}
+
+ExtensionFunction::ResponseAction ShellWindowRequestShowFunction::Run() {
+  // TODO(zork): Implement this.
+  return RespondNow(NoArguments());
+}
+
+ShellWindowShowAppFunction::ShellWindowShowAppFunction() {
+}
+
+ShellWindowShowAppFunction::~ShellWindowShowAppFunction() {
+}
+
+ExtensionFunction::ResponseAction ShellWindowShowAppFunction::Run() {
+  // Get parameters
+  scoped_ptr<shell_window::ShowApp::Params> params(
+      shell_window::ShowApp::Params::Create(*args_));
+  EXTENSION_FUNCTION_VALIDATE(params.get());
+
+  // TODO(zork): Implement this.
+  return RespondNow(NoArguments());
+}
+
+}  // namespace extensions