[orca] Fix typo

[Joanmarie Diggs <joanied src gnome org>]

commit 79848454333b99065cedcd108e20a55c118f9390
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Thu Jul 28 00:25:44 2016 -0400

    Fix typo

 src/orca/scripts/apps/Thunderbird/script.py   |    2 +-
 src/orca/scripts/toolkits/WebKitGtk/script.py |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/scripts/apps/Thunderbird/script.py b/src/orca/scripts/apps/Thunderbird/script.py
index 4bc77b4..93eb584 100644
--- a/src/orca/scripts/apps/Thunderbird/script.py
+++ b/src/orca/scripts/apps/Thunderbird/script.py
@@ -419,7 +419,7 @@ class Script(Gecko.Script):
         if self.utilities.isDocument(obj):
             return True
 
-        document = self.utilities.containingDocument(obj)
+        document = self.utilities.getContainingDocument(obj)
         if document and document.getState().contains(pyatspi.STATE_EDITABLE):
             return True
 
diff --git a/src/orca/scripts/toolkits/WebKitGtk/script.py b/src/orca/scripts/toolkits/WebKitGtk/script.py
index f9b2618..9109869 100644
--- a/src/orca/scripts/toolkits/WebKitGtk/script.py
+++ b/src/orca/scripts/toolkits/WebKitGtk/script.py
@@ -513,7 +513,7 @@ class Script(default.Script):
         if self.utilities.isDocument(obj):
             document = obj
         else:
-            document = self.utilities.containingDocument(obj)
+            document = self.utilities.getContainingDocument(obj)
         if not document or document.getState().contains(pyatspi.STATE_BUSY):
             return