[gnome-builder] auto-indent-xml: don't do indent on Return if Shift is pressed.

[Christian Hergert <chergert src gnome org>]

commit 0bebb08a724ba2520f9f66cd850937a04d7cb62f
Author: Christian Hergert <christian hergert me>
Date:   Wed Jan 7 01:24:06 2015 -0800

    auto-indent-xml: don't do indent on Return if Shift is pressed.

 src/auto-indent/gb-source-auto-indenter-xml.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/src/auto-indent/gb-source-auto-indenter-xml.c b/src/auto-indent/gb-source-auto-indenter-xml.c
index 255c6aa..2e75d95 100644
--- a/src/auto-indent/gb-source-auto-indenter-xml.c
+++ b/src/auto-indent/gb-source-auto-indenter-xml.c
@@ -357,8 +357,10 @@ gb_source_auto_indenter_xml_format (GbSourceAutoIndenter *indenter,
     {
     case GDK_KEY_Return:
     case GDK_KEY_KP_Enter:
-      return gb_source_auto_indenter_xml_indent (xml, begin, end, cursor_offset,
-                                                 tab_width);
+      if ((trigger->state & GDK_SHIFT_MASK) == 0)
+        return gb_source_auto_indenter_xml_indent (xml, begin, end, cursor_offset,
+                                                   tab_width);
+      return NULL;
 
     case GDK_KEY_slash:
       return gb_source_auto_indenter_xml_maybe_unindent (xml, begin, end);