Use correct links for View File in diff

app/views/commits/_diffs.html.haml

@@ -25,7 +25,7 @@
             %span= diff.old_path
 
             - if @commit.parent_ids.present?
-              = link_to project_tree_path(@project, tree_join(@commit.parent_id, diff.new_path)), {:class => 'btn btn-tiny pull-right view-file'} do
+              = link_to project_blob_path(@project, tree_join(@commit.parent_id, diff.new_path)), {:class => 'btn btn-tiny pull-right view-file'} do
                 View file @
                 %span.commit-short-id= @commit.short_id(6)
           - else
@@ -33,7 +33,7 @@
             - if diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode
               %span.file-mode= "#{diff.a_mode} → #{diff.b_mode}"
 
-            = link_to project_tree_path(@project, tree_join(@commit.id, diff.new_path)), {:class => 'btn btn-tiny pull-right view-file'} do
+            = link_to project_blob_path(@project, tree_join(@commit.id, diff.new_path)), {:class => 'btn btn-tiny pull-right view-file'} do
               View file @
               %span.commit-short-id= @commit.short_id(6)