Merge pull request scala#10806 from lrytz/t13017

Avoid issuing deprecation in Java source file

Author: lrytz

src/compiler/scala/tools/nsc/typechecker/Typers.scala

@@ -1052,7 +1052,7 @@ trait Typers extends Adaptations with Tags with TypersTracking with PatternTyper
       }
       def adaptConstant(value: Constant): Tree = {
         val sym = tree.symbol
-        if (sym != null && sym.isDeprecated)
+        if (sym != null && !context.unit.isJava && sym.isDeprecated)
           context.deprecationWarning(tree.pos, sym)
         tree match {
           case Literal(`value`) => tree

test/files/pos/t13017/A.java

@@ -0,0 +1,12 @@
+enum En {
+  @Deprecated Um
+}
+
+@interface Ann {
+  En value();
+}
+
+public class A {
+  @Ann(En.Um)
+  public static void te() { return; }
+}

test/files/pos/t13017/Test.scala

@@ -0,0 +1,5 @@
+//> using options -Werror -Ypickle-java -deprecation
+
+object Test {
+  def t = A.te()
+}