[gnome-usage/tracker-powered-storage-view-wip] storage: Fix build warnings

[Felipe Borges <felipeborges src gnome org>]

commit f49fd665118a519715df35c8f8048e2e336d71af
Author: Petr Štětka <pstetka redhat com>
Date:   Mon Jun 11 16:50:54 2018 +0200

    storage: Fix build warnings

 src/storage/storage-view-item.vala  | 9 +++++----
 src/storage/storage-view.vala       | 4 ++--
 src/storage/tracker-controller.vala | 9 ++-------
 3 files changed, 9 insertions(+), 13 deletions(-)
---
diff --git a/src/storage/storage-view-item.vala b/src/storage/storage-view-item.vala
index 54e0a52..7ed76f5 100644
--- a/src/storage/storage-view-item.vala
+++ b/src/storage/storage-view-item.vala
@@ -48,10 +48,11 @@ public class Usage.StorageViewItem : GLib.Object {
         uri = file.get_uri ();
 
         try {
-        var info = file.query_info (FileAttribute.STANDARD_SIZE + "," + FileAttribute.STANDARD_NAME + "," + 
FileAttribute.STANDARD_TYPE + "," + FileAttribute.TRASH_ORIG_PATH, FileQueryInfoFlags.NOFOLLOW_SYMLINKS);
-        name = info.get_name ();
-        size = info.get_size ();
-        type = info.get_file_type ();
+            var info = file.query_info (FileAttribute.STANDARD_SIZE + "," + FileAttribute.STANDARD_NAME + 
"," + FileAttribute.STANDARD_TYPE + "," + FileAttribute.TRASH_ORIG_PATH, 
FileQueryInfoFlags.NOFOLLOW_SYMLINKS);
+
+            name = info.get_name ();
+            size = info.get_size ();
+            type = info.get_file_type ();
         } catch (GLib.Error error) {
             warning (error.message);
         }
diff --git a/src/storage/storage-view.vala b/src/storage/storage-view.vala
index 4704743..c0af07e 100644
--- a/src/storage/storage-view.vala
+++ b/src/storage/storage-view.vala
@@ -71,14 +71,14 @@ public class Usage.NewStorageView : Usage.View {
 
         setup_header_label ();
         setup_mount_sizes ();
-        populate_view ();
+        populate_view.begin ();
     }
 
     private void on_row_activated (Gtk.ListBoxRow row) {
         var storage_row = row as StorageViewRow;
 
         if (storage_row.item.type == FileType.DIRECTORY) {
-            present_dir (storage_row.item.uri);        
+            present_dir.begin (storage_row.item.uri);        
         } else {
             graph.queue_draw ();
         }
diff --git a/src/storage/tracker-controller.vala b/src/storage/tracker-controller.vala
index d57d33c..34e1d92 100644
--- a/src/storage/tracker-controller.vala
+++ b/src/storage/tracker-controller.vala
@@ -110,13 +110,8 @@ public class Usage.TrackerController : GLib.Object {
         var worker = yield new TrackerWorker (connection, query);
 
         string n_uri = null;
-        while (yield worker.fetch_next (out n_uri, null)) {
-            try {
-                total += get_g_file_size (n_uri);
-            } catch (GLib.Error error) {
-                warning (error.message);
-            }
-        }
+        while (yield worker.fetch_next (out n_uri, null))
+            total += get_g_file_size (n_uri);
 
         return total;
     }