2 files changed, 44 insertions, 0 deletions
diff --git a/chrome/renderer/resources/extensions/platform_app.css b/chrome/renderer/resources/extensions/platform_app.css
index fddbe16..3216539 100644
--- a/chrome/renderer/resources/extensions/platform_app.css
+++ b/chrome/renderer/resources/extensions/platform_app.css
@@ -1,4 +1,8 @@
 /*
+ * Copyright (c) 2012 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.
+ *
  * A style sheet for Chrome platform apps.
  */
 
diff --git a/chrome/renderer/resources/extensions/platform_app.js b/chrome/renderer/resources/extensions/platform_app.js
new file mode 100644
index 0000000..3660a81
--- /dev/null
+++ b/chrome/renderer/resources/extensions/platform_app.js
@@ -0,0 +1,40 @@
+// Copyright (c) 2012 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.
+
+var errorMsg = 'Not available for platform apps.';
+var stub = function() { throw errorMsg; };
+
+// Disable document.open|close|write.
+document.open = stub;
+document.close = stub;
+document.write = stub;
+
+// Disable history.
+window.history = {
+  open: stub,
+  back: stub,
+  forward: stub,
+  go: stub,
+  pushState: stub,
+  replaceState: stub,
+  get length() { throw errorMsg; },
+  get state() { throw errorMsg; }
+};
+
+// Disable find.
+window.find = stub;
+
+// Disable modal dialogs.
+window.alert = stub;
+window.confirm = stub;
+window.prompt = stub;
+
+// Disable window.*bar.
+var stubBar = { get visible() { throw errorMsg; } };
+window.locationbar = stubBar;
+window.menubar = stubBar;
+window.personalbar = stubBar;
+window.scrollbars = stubBar;
+window.statusbar = stubBar;
+window.toolbar = stubBar;