[orca] Handle more instances of defunct apps

[Joanmarie Diggs <joanied src gnome org>]

commit 747fa109a9a75cd07ec2ad749766a4ee3e4f1a4c
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Fri Nov 27 11:49:41 2015 -0500

    Handle more instances of defunct apps

 src/orca/script_utilities.py             |    6 +++++-
 src/orca/scripts/web/script_utilities.py |    9 ++++++++-
 2 files changed, 13 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/script_utilities.py b/src/orca/script_utilities.py
index 44503bf..94dc8b3 100644
--- a/src/orca/script_utilities.py
+++ b/src/orca/script_utilities.py
@@ -136,7 +136,11 @@ class Utilities:
         candidates = []
         apps = apps or self.knownApplications()
         for app in apps:
-            candidates.extend([child for child in app if self.canBeActiveWindow(child)])
+            try:
+                candidates.extend([child for child in app if self.canBeActiveWindow(child)])
+            except:
+                msg = "ERROR: Exception examining children of %s" % app
+                debug.println(debug.LEVEL_INFO, msg, True)
 
         if not candidates:
             msg = "ERROR: Unable to find active window from %s" % list(map(str, apps))
diff --git a/src/orca/scripts/web/script_utilities.py b/src/orca/scripts/web/script_utilities.py
index 2bbcd14..ff48a07 100644
--- a/src/orca/scripts/web/script_utilities.py
+++ b/src/orca/scripts/web/script_utilities.py
@@ -187,7 +187,14 @@ class Utilities(script_utilities.Utilities):
 
     def documentFrame(self, obj=None):
         app = self._script.app
-        if orca_state.activeWindow in app:
+        try:
+            windowInApp = orca_state.activeWindow in app
+        except:
+            msg = "ERROR: Exception checking if %s is in %s" % (orca_state.activeWindow, app)
+            debug.println(debug.LEVEL_INFO, msg, True)
+            windowInApp = False
+
+        if windowInApp:
             window = orca_state.activeWindow
         else:
             msg = "WARNING: %s is not in %s" % (orca_state.activeWindow, app)