Prevent warnings on seemingly dead code

src/rebar_git_resource.erl

@@ -253,16 +253,7 @@ git_vsn_fetch() ->
 
 make_vsn(AppInfo, _) ->
     Dir = rebar_app_info:dir(AppInfo),
-    case rebar_app_info:original_vsn(AppInfo) of
-        {git, short} ->
-            git_ref(Dir, "--short");
-        {git, long} ->
-            git_ref(Dir, "");
-        _ ->
-            %% already parsed in rebar_utils to get here so we know it
-            %% is either for git or "git"
-            make_vsn_(Dir)
-    end.
+    make_vsn_(Dir).
 
 make_vsn_(Dir) ->
     case collect_default_refcount(Dir) of
@@ -274,19 +265,6 @@ make_vsn_(Dir) ->
 
 %% Internal functions
 
-git_ref(Dir, Arg) ->
-    case rebar_utils:sh("git rev-parse " ++ Arg ++ " HEAD",
-                       [{use_stdout, false},
-                        return_on_error,
-                        {cd, Dir}]) of
-        {error, _} ->
-            ?WARN("Getting ref of git repo failed in ~ts. "
-                  "Falling back to version 0", [Dir]),
-            {plain, "0"};
-        {ok, String} ->
-            {plain, rebar_string:trim(String, both, "\n")}
-    end.
-
 collect_default_refcount(Dir) ->
     %% Get the tag timestamp and minimal ref from the system. The
     %% timestamp is really important from an ordering perspective.

src/rebar_paths.erl

@@ -209,11 +209,7 @@ get_apps(deps, State) ->
     %% The code paths for deps also include the top level apps
     %% and the extras, which we don't have here; we have to
     %% add the apps by hand
-    case rebar_state:project_apps(State) of
-        undefined -> [];
-        List -> List
-    end ++
-    rebar_state:all_deps(State);
+    rebar_state:project_apps(State) ++ rebar_state:all_deps(State);
 get_apps(plugins, State) ->
     rebar_state:all_plugin_deps(State);
 get_apps(runtime, State) ->