components: Create web_modal component.

components/web_modal/web_contents_modal_dialog_manager_delegate.cc

Index: components/web_modal/web_contents_modal_dialog_manager_delegate.cc
diff --git a/chrome/browser/ui/web_contents_modal_dialog_manager_delegate.cc b/components/web_modal/web_contents_modal_dialog_manager_delegate.cc
similarity index 67%
rename from chrome/browser/ui/web_contents_modal_dialog_manager_delegate.cc
rename to components/web_modal/web_contents_modal_dialog_manager_delegate.cc
index a3cdc12cd31bffd388f9db5fbf91fcc96c571b71..25a777cf4f56f9e54c1037fd393f7a3ff9823e35 100644
--- a/chrome/browser/ui/web_contents_modal_dialog_manager_delegate.cc
+++ b/components/web_modal/web_contents_modal_dialog_manager_delegate.cc
@@ -2,10 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/ui/web_contents_modal_dialog_manager_delegate.h"
+#include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
 
 #include <string.h>
 
+namespace web_modal {
+
 void WebContentsModalDialogManagerDelegate::SetWebContentsBlocked(
     content::WebContents* web_contents, bool blocked) {
 }
@@ -15,5 +17,12 @@ WebContentsModalDialogHost*
   return NULL;
 }
 
+bool WebContentsModalDialogManagerDelegate::IsWebContentsVisible(
+    content::WebContents* web_contents) {
+  return true;
+}
+
 WebContentsModalDialogManagerDelegate::~WebContentsModalDialogManagerDelegate(
 ) {}
+
+}  // namespace web_modal