IE CEEE: Wrap frameElement access in ceee_bootstrap.js to prevent access denied error.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/5122004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66530 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 8 insertions, 1 deletions

diff --git a/ceee/ie/plugin/scripting/ceee_bootstrap.js b/ceee/ie/plugin/scripting/ceee_bootstrap.js
index 88388b3..1eb624a 100644
--- a/ceee/ie/plugin/scripting/ceee_bootstrap.js
+++ b/ceee/ie/plugin/scripting/ceee_bootstrap.js
@@ -152,7 +152,14 @@ ceee.initGlobals_ = function() {
   top = unsafeWindow.top;
   opener = unsafeWindow.opener;
   parent = unsafeWindow.parent;
-  frameElement = unsafeWindow.frameElement;
+  try {
+    // IE will throw an Access Denied error if the parent browsing context does
+    // not have the same effective script origin as the entry script. See:
+    // http://www.w3.org/TR/html5/browsers.html#dom-frameelement
+    // TODO(ericdingle@chromium.org): See if we can wrap this attribute with a
+    // getter so that we can mimic IE's behavior when it is accessed.
+    frameElement = unsafeWindow.frameElement;
+  } catch (e) {}
   open = unsafeWindow.open;
 
   // User agent.