[tracker] firefox, thunderbird: Save AsyncReadyCallback to avoid GC crashes

[Martyn James Russell <mr src gnome org>]

commit 0c2c0d6803e6747b22b46d0f54fed7abcba0cd78
Author: Martyn Russell <martyn lanedo com>
Date:   Wed Feb 22 18:40:36 2012 +0000

    firefox,thunderbird: Save AsyncReadyCallback to avoid GC crashes
    
    Fixes GB#670251.

 src/plugins/firefox/chrome/content/plugin.js     |    5 ++---
 src/plugins/thunderbird/chrome/content/plugin.js |    5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)
---
diff --git a/src/plugins/firefox/chrome/content/plugin.js b/src/plugins/firefox/chrome/content/plugin.js
index 9601bf3..62161f6 100644
--- a/src/plugins/firefox/chrome/content/plugin.js
+++ b/src/plugins/firefox/chrome/content/plugin.js
@@ -45,9 +45,8 @@ org.bustany.TrackerFox.Plugin={
 			plugin.onTrackerReady(source_object, result, user_data);
 		}
 
-		tracker.connection_open_async(null,
-		                              tracker.AsyncReadyCallback.ptr(callback_closure),
-		                              null);
+	        tracker.readyCallback = tracker.AsyncReadyCallback.ptr(callback_closure)
+	        tracker.connection_open_async(null, tracker.readyCallback, null);
 
 		return true;
 	},
diff --git a/src/plugins/thunderbird/chrome/content/plugin.js b/src/plugins/thunderbird/chrome/content/plugin.js
index d582ed4..64f51f9 100644
--- a/src/plugins/thunderbird/chrome/content/plugin.js
+++ b/src/plugins/thunderbird/chrome/content/plugin.js
@@ -50,9 +50,8 @@ org.bustany.TrackerBird.Plugin = {
 			plugin.onTrackerReady(source_object, result, user_data);
 		}
 
-		tracker.connection_open_async(null,
-		                              tracker.AsyncReadyCallback.ptr(callback_closure),
-		                              null);
+	        tracker.readyCallback = tracker.AsyncReadyCallback.ptr(callback_closure)
+	        tracker.connection_open_async(null, tracker.readyCallback, null);
 
 		return true;
 	},