[Fix #356] defprotocol docstring indentation

Author: Malabarba

clojure-mode.el

@@ -960,7 +960,7 @@ it from Lisp code, use (put-clojure-indent 'some-symbol :defn)."
   (reify '(:defn (1)))
   (deftype '(2 nil nil (1)))
   (defrecord '(2 nil nil (1)))
-  (defprotocol '(1))
+  (defprotocol '(1 (:defn)))
   (extend 1)
   (extend-protocol '(1 :defn))
   (extend-type '(1 :defn))

test/clojure-mode-indentation-test.el

@@ -264,6 +264,14 @@ values of customisable variables."
     ([item a]
      (* a (:qty item)))))")
 
+(def-full-indent-test defprotocol
+  "(defprotocol IFoo
+  (foo [this]
+    \"Why is this over here?\")
+  (foo-2
+    [this]
+    \"Why is this over here?\"))")
+
 (def-full-indent-test non-symbol-at-start
   "{\"1\" 2
  *3 4}")