Fix unpickling of Java SeqLiterals

Two problems were fixed:

 - isJava needs to look at function symbol, not its type (references
   to Java methods get normal MethodTypes not JavMethodTypes)

 - we also need to handle the case where the repeated argument is
   wrspped in a type ascription.

1 files changed, 4 insertions, 0 deletions

diff --git a/tests/pickling/i1202d.scala b/tests/pickling/i1202d.scala
new file mode 100644
index 000000000..d03adf197
--- /dev/null
+++ b/tests/pickling/i1202d.scala
@@ -0,0 +1,4 @@
+class Fail5 {
+  val someClass: Class[_] = ???
+  val resultMethod = someClass.getMethod("result")
+}