- can_remove_source_branch = local_assigns.fetch(:source_branch_exists, false) && @merge_request.can_remove_source_branch?(current_user)
- mr_can_be_reverted = @merge_request.can_be_reverted?(current_user)
- mr_can_be_cherry_picked = @merge_request.can_be_cherry_picked?

- if can_remove_source_branch || mr_can_be_reverted || mr_can_be_cherry_picked
  .clearfix.merged-buttons
    - if can_remove_source_branch
      = link_to namespace_project_branch_path(@merge_request.source_project.namespace, @merge_request.source_project, @merge_request.source_branch), remote: true, method: :delete, class: "btn btn-default btn-sm remove_source_branch" do
        = icon('trash-o')
        Remove Source Branch
    - if mr_can_be_reverted
      = revert_commit_link(@merge_request.merge_commit, namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: "warning")
    - if mr_can_be_cherry_picked
      = cherry_pick_commit_link(@merge_request.merge_commit, namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: "default")

- can_remove_source_branch = local_assigns.fetch(:source_branch_exists, false) && @merge_request.can_remove_source_branch?(current_user)
- mr_can_be_reverted = @merge_request.can_be_reverted?(current_user)
- mr_can_be_cherry_picked = @merge_request.can_be_cherry_picked?

- if can_remove_source_branch || mr_can_be_reverted || mr_can_be_cherry_picked
  .clearfix.merged-buttons
    - if can_remove_source_branch
      = link_to namespace_project_branch_path(@merge_request.source_project.namespace, @merge_request.source_project, @merge_request.source_branch), remote: true, method: :delete, class: "btn btn-default remove_source_branch" do
        = icon('trash-o')
        Remove Source Branch
    - if mr_can_be_reverted
      = revert_commit_link(@merge_request.merge_commit, namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: "warning")
    - if mr_can_be_cherry_picked
      = cherry_pick_commit_link(@merge_request.merge_commit, namespace_project_merge_request_path(@project.namespace, @project, @merge_request), btn_class: "default")

Set “Remove branch” button to default size
Set “Remove branch” button to default size
