[orca] Clear cached objects when top-level web document finishes loading

[Joanmarie Diggs <joanied src gnome org>]

commit f3e9b2e0ad72ca16ed60664953ffd7b0d02637a7
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Jul 21 19:07:34 2015 -0400

    Clear cached objects when top-level web document finishes loading

 src/orca/scripts/web/script.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/web/script.py b/src/orca/scripts/web/script.py
index fcf1aa8..3c0e345 100644
--- a/src/orca/scripts/web/script.py
+++ b/src/orca/scripts/web/script.py
@@ -1024,6 +1024,7 @@ class Script(default.Script):
         if event.detail1:
             return True
 
+        self.utilities.clearCachedObjects()
         if self.useFocusMode(orca_state.locusOfFocus) != self._inFocusMode:
             self.togglePresentationMode(None)