Refactor revert_commit_link helper.

app/helpers/commits_helper.rb

@@ -123,10 +123,10 @@ module CommitsHelper
     )
   end
 
-  def revert_commit_link(show_modal_condition, continue_to_path, btn_class: nil)
+  def revert_commit_link(continue_to_path, btn_class: nil)
     return unless current_user
 
-    if show_modal_condition
+    if can_collaborate_with_project?
       content_tag :span, 'data-toggle' => 'modal', 'data-target' => '#modal-revert-commit' do
         link_to 'Revert', '#modal-revert-commit', 'data-toggle' => 'tooltip', 'data-original-title' => 'Create merge request to revert commit', class: "btn btn-close btn-#{btn_class}"
       end

app/helpers/merge_requests_helper.rb

@@ -92,10 +92,4 @@ module MergeRequestsHelper
       ["#{source_path}:#{source_branch}", "#{target_path}:#{target_branch}"]
     end
   end
-
-  def can_update_merge_request?
-    project ||= @project
-
-    can_collaborate_with_project?(project)
-  end
 end

app/views/projects/commit/_commit_box.html.haml

@@ -16,7 +16,7 @@
     = link_to namespace_project_tree_path(@project.namespace, @project, @commit), class: "btn btn-grouped" do
       = icon('files-o')
       Browse Files
-    = revert_commit_link(can_collaborate_with_project?, namespace_project_commit_path(@project.namespace, @project, @commit.id))
+    = revert_commit_link(namespace_project_commit_path(@project.namespace, @project, @commit.id))
   %div
 
 %p

app/views/projects/merge_requests/widget/_merged.html.haml

@@ -7,7 +7,7 @@
         by #{link_to_member(@project, @merge_request.merge_event.author, avatar: true)}
         #{time_ago_with_tooltip(@merge_request.merge_event.created_at)}
       - if @merge_request.merge_commit_sha.present?
-        = revert_commit_link(can_update_merge_request?, namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: 'sm')
+        = revert_commit_link(namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: 'sm')
     %div
       - if !@merge_request.source_branch_exists? || (params[:delete_source] == 'true')
         The changes were merged into