Fix crash with --no-use-cha: the optimizer expects a concrete type for array creation, not dynamic …

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 6539 matching lines @@
     lib_url ^= lib.url();
     lib_key = lib_url.Hash();
     if (lib_key == key) {
       return true;
     }
   }
   return false;
 }
 
 
-static bool IsPrivate(const String& name) {
+bool Library::IsPrivate(const String& name) {
   if (ShouldBePrivate(name)) return true;
   // Factory names: List._fromLiteral.
   for (intptr_t i = 1; i < name.Length() - 1; i++) {
     if (name.CharAt(i) == '.') {
       if (name.CharAt(i + 1) == '_') {
         return true;
       }
     }
   }
   return false;
@@ skipping 6684 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart