Add GetProperty/GetElement to JSReceiver and use it where possible

src/runtime/runtime-i18n.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.
 
 
 #ifdef V8_I18N_SUPPORT
 #include "src/runtime/runtime-utils.h"
 
 #include "src/api.h"
 #include "src/api-natives.h"
@@ skipping 140 matching lines @@
 
   uint32_t length = static_cast<uint32_t>(input->length()->Number());
   // Set some limit to prevent fuzz tests from going OOM.
   // Can be bumped when callers' requirements change.
   RUNTIME_ASSERT(length < 100);
   Handle<FixedArray> output = factory->NewFixedArray(length);
   Handle<Name> maximized = factory->NewStringFromStaticChars("maximized");
   Handle<Name> base = factory->NewStringFromStaticChars("base");
   for (unsigned int i = 0; i < length; ++i) {
     Handle<Object> locale_id;
-    ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, locale_id,
-                                       Object::GetElement(isolate, input, i));
+    ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
+        isolate, locale_id, JSReceiver::GetElement(isolate, input, i));
     if (!locale_id->IsString()) {
       return isolate->Throw(*factory->illegal_argument_string());
     }
 
     v8::String::Utf8Value utf8_locale_id(
         v8::Utils::ToLocal(Handle<String>::cast(locale_id)));
 
     UErrorCode error = U_ZERO_ERROR;
 
     // Convert from BCP47 to ICU format.
@@ skipping 573 matching lines @@
   } else if (status >= UBRK_WORD_IDEO && status < UBRK_WORD_IDEO_LIMIT) {
     return *isolate->factory()->NewStringFromStaticChars("ideo");
   } else {
     return *isolate->factory()->NewStringFromStaticChars("unknown");
   }
 }
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_I18N_SUPPORT