Remove JavaArrays from java_core.

pkg/analyzer/lib/src/generated/java_core.dart

Index: pkg/analyzer/lib/src/generated/java_core.dart
diff --git a/pkg/analyzer/lib/src/generated/java_core.dart b/pkg/analyzer/lib/src/generated/java_core.dart
index 3988cf9b05eda3d4d70e38a51ca0e4fa8e10b2e2..2b346950cf549e8974ae44d07d09d147a772da0e 100644
--- a/pkg/analyzer/lib/src/generated/java_core.dart
+++ b/pkg/analyzer/lib/src/generated/java_core.dart
@@ -137,21 +137,6 @@ abstract class Enum<E extends Enum> implements Comparable<E> {
   String toString() => name;
 }
 
-class JavaArrays {
-  static int makeHashCode(List a) {
-    // TODO(rnystrom): This is not used by analyzer, but is called by
-    // analysis_server. Move this code there and remove it from here.
-    if (a == null) {
-      return 0;
-    }
-    int result = 1;
-    for (var element in a) {
-      result = 31 * result + (element == null ? 0 : element.hashCode);
-    }
-    return result;
-  }
-}
-
 class JavaPatternMatcher {
   Iterator<Match> _matches;
   Match _match;