[orca] Update the active window when locusOfFocus changes due to non-active app

[Joanmarie Diggs <joanied src gnome org>]

commit f3732e5442a5f6f2e5281b7251f6117780b048b9
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Feb 7 07:32:39 2017 -0500

    Update the active window when locusOfFocus changes due to non-active app

 src/orca/scripts/default.py |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/orca/scripts/default.py b/src/orca/scripts/default.py
index 50dfb7a..5893d2c 100644
--- a/src/orca/scripts/default.py
+++ b/src/orca/scripts/default.py
@@ -821,7 +821,8 @@ class Script(script.Script):
         if self.flatReviewContext:
             self.toggleFlatReviewMode()
 
-        if not orca_state.activeWindow:
+        if not orca_state.activeWindow \
+           or (event and event.host_application != orca_state.activeScript.app):
             orca_state.activeWindow = self.utilities.topLevelObject(newLocusOfFocus)
 
         self.updateBraille(newLocusOfFocus)