[at-spi2-atk] Change remaining g_error calls to g_warning

[Mike Gorse <mgorse src gnome org>]

commit 8ae727f8d67d55ed2a0312ff52ac3525f5e32bce
Author: Mike Gorse <mgorse novell com>
Date:   Tue Aug 3 08:31:13 2010 -0400

    Change remaining g_error calls to g_warning

 atk-adaptor/bridge.c |   18 ++++++++++++++----
 1 files changed, 14 insertions(+), 4 deletions(-)
---
diff --git a/atk-adaptor/bridge.c b/atk-adaptor/bridge.c
index 55ac68b..571d8e1 100644
--- a/atk-adaptor/bridge.c
+++ b/atk-adaptor/bridge.c
@@ -119,7 +119,10 @@ spi_atk_bridge_get_bus (void)
 
   bridge_display = XOpenDisplay (spi_display_name ());
   if (!bridge_display)
-    g_error ("AT_SPI: Could not get the display\n");
+    {
+      g_warning ("AT_SPI: Could not get the display\n");
+      return NULL;
+    }
 
   AT_SPI_BUS = XInternAtom (bridge_display, "AT_SPI_BUS", False);
   XGetWindowProperty (bridge_display,
@@ -137,19 +140,26 @@ spi_atk_bridge_get_bus (void)
         ("AT-SPI: Accessibility bus not found - Using session bus.\n");
       bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
       if (!bus)
-        g_error ("AT-SPI: Couldn't connect to bus: %s\n", error.message);
+        {
+          g_warning ("AT-SPI: Couldn't connect to bus: %s\n", error.message);
+          return NULL;
+        }
     }
   else
     {
       bus = dbus_connection_open (data, &error);
       if (!bus)
         {
-          g_error ("AT-SPI: Couldn't connect to bus: %s\n", error.message);
+          g_warning ("AT-SPI: Couldn't connect to bus: %s\n", error.message);
+          return NULL;
         }
       else
         {
           if (!dbus_bus_register (bus, &error))
-            g_error ("AT-SPI: Couldn't register with bus: %s\n", error.message);
+            {
+              g_warning ("AT-SPI: Couldn't register with bus: %s\n", error.message);
+              return NULL;
+            }
         }
     }