[gtkmm] Regenerate gdk docs.xml.

[Murray Cumming <murrayc src gnome org>]

commit 50c6793edbd170e40414b6366b4d97c259470b2c
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Sep 15 10:22:05 2015 +0200

    Regenerate gdk docs.xml.

 gdk/src/gdk_docs.xml |   17 ++++++++---------
 1 files changed, 8 insertions(+), 9 deletions(-)
---
diff --git a/gdk/src/gdk_docs.xml b/gdk/src/gdk_docs.xml
index 7d1c982..85e6699 100644
--- a/gdk/src/gdk_docs.xml
+++ b/gdk/src/gdk_docs.xml
@@ -521,15 +521,6 @@ Since: 3.0
 </description>
 </property>
 
-<property name="GdkDevice:input-mode">
-<description>
-Input mode for the device.
-
-Since: 3.0
-
-</description>
-</property>
-
 <property name="GdkDevice:input-source">
 <description>
 Source type for the device.
@@ -1743,6 +1734,14 @@ input methods, and for use cases like typeahead search.
 groups (AltGr on X11/Windows and Option/Alt on OS X).
 </parameter_description>
 </parameter>
+<parameter name="GDK_MODIFIER_INTENT_DEFAULT_MOD_MASK">
+<parameter_description> The set of modifier masks accepted
+as modifiers in accelerators. Needed because Command is mapped to MOD2 on
+OSX, which is widely used, but on X11 MOD2 is NumLock and using that for a
+mod key is problematic at best.
+Ref: https://bugzilla.gnome.org/show_bug.cgi?id=736125.
+</parameter_description>
+</parameter>
 </parameters>
 </enum>