Make isolate.h usable without objects-inl.h header.

src/runtime/runtime-uri.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/conversions.h"
+#include "src/isolate-inl.h"
 #include "src/objects-inl.h"
 #include "src/string-search.h"
 #include "src/utils.h"
 
 namespace v8 {
 namespace internal {
 
 class URIUnescape : public AllStatic {
  public:
   template <typename Char>
@@ skipping 259 matching lines @@
   DCHECK(string->IsFlat());
   Handle<String> result;
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
       isolate, result, string->IsOneByteRepresentationUnderneath()
                            ? URIUnescape::Unescape<uint8_t>(isolate, source)
                            : URIUnescape::Unescape<uc16>(isolate, source));
   return *result;
 }
 }  // namespace internal
 }  // namespace v8