[the-board] [model] Use wrapper for g_file_load_contents_finish()

[Lucas Rocha <lucasr src gnome org>]

commit 2e88494c62c47c70b0a02a9f9db78f7f267bc62e
Author: Lucas Rocha <lucasr gnome org>
Date:   Tue Apr 12 22:54:10 2011 +0100

    [model] Use wrapper for g_file_load_contents_finish()
    
    Fixes this JS exception (on app startup):
    
    JS ERROR: !!!   Exception was: Error: FIXME: Only supporting zero-terminated ARRAYs
    JS ERROR: !!!     lineNumber = '0'
    JS ERROR: !!!     fileName = 'gjs_throw'
    JS ERROR: !!!     stack = '("FIXME: Only supporting zero-terminated ARRAYs")@gjs_throw:0
    ([object _private_GObject_GLocalFile],[object_private_Gio_SimpleAsyncResult])@/usr/share/the-board/js/model/pageModel.js:148
    ([object _private_GObject_GLocalFile],[object_private_Gio_SimpleAsyncResult])@/usr/share/gjs-1.0/lang.js:110run()@/usr/share/the-board/js/ui/main.js:21 main c:2

 src/js/model/pageModel.js |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/src/js/model/pageModel.js b/src/js/model/pageModel.js
index 8815ef3..d3bdeeb 100644
--- a/src/js/model/pageModel.js
+++ b/src/js/model/pageModel.js
@@ -144,18 +144,20 @@ PageModel.prototype = {
 
     _onLoadContentsAsync : function(file, result, data) {
         log('PageModel: file.load_contents_finish()');
-        let [success, content, length, etagOut] =
-            file.load_contents_finish(result);
 
-        // discard cancellable
-        delete this._contentLoadingCancellable;
+        let content = "";
 
-        if (!success) {
+        try {
+            content = TheBoard.g_file_load_contents_finish(file, result);
+        } catch(e) {
             // FIXME: report io error in some way
             log('PageModel: failed to read file');
             return;
         }
 
+        // discard cancellable
+        delete this._contentLoadingCancellable;
+
         try {
             let newContent = JSON.JSON.parse(content);