Move JavaScriptDialogManager, JavascriptAppModalDialogViews to components/app_modal_dialogs

components/app_modal_dialogs/javascript_dialog_manager.cc

Index: components/app_modal_dialogs/javascript_dialog_manager.cc
diff --git a/components/app_modal_dialogs/javascript_dialog_manager.cc b/components/app_modal_dialogs/javascript_dialog_manager.cc
new file mode 100644
index 0000000000000000000000000000000000000000..99d74cd3c5e68bee12c5a5780a5bbd84d25c8f03
--- /dev/null
+++ b/components/app_modal_dialogs/javascript_dialog_manager.cc
@@ -0,0 +1,25 @@
+// 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 "components/app_modal_dialogs/javascript_dialog_manager.h"
+
+#include "components/app_modal_dialogs/javascript_dialog_extensions_client.h"
+#include "components/app_modal_dialogs/javascript_dialog_manager_impl.h"
+#include "components/app_modal_dialogs/javascript_native_dialog_factory.h"
+
+content::JavaScriptDialogManager* GetJavaScriptDialogManagerInstance() {
+  return JavaScriptDialogManagerImpl::GetInstance();
+}
+
+void SetJavaScriptNativeDialogFactory(
+    scoped_ptr<JavaScriptNativeDialogFactory> new_factory) {
+  JavaScriptDialogManagerImpl::GetInstance()->SetNativeDialogFactory(
+      new_factory.Pass());
+}
+
+void SetJavaScriptDialogExtensionsClient(
+    scoped_ptr<JavaScriptDialogExtensionsClient> new_client) {
+  JavaScriptDialogManagerImpl::GetInstance()->SetExtensionsClient(
+      new_client.Pass());
+}