[runtime] Remove obsolete %ObjectEquals runtime entry.

test/cctest/compiler/test-run-intrinsics.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 "test/cctest/compiler/function-tester.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
@@ skipping 118 matching lines @@
   T.CheckFalse(T.NewObject("(/x/)"));
   T.CheckFalse(T.undefined());
   T.CheckTrue(T.Val(1));
   T.CheckFalse(T.Val(1.1));
   T.CheckFalse(T.Val(-0.0));
   T.CheckTrue(T.Val(-2));
   T.CheckFalse(T.Val(-2.3));
 }
 
 
-TEST(ObjectEquals) {
-  FunctionTester T("(function(a,b) { return %_ObjectEquals(a,b); })", flags);
-  CompileRun("var o = {}");
-
-  T.CheckTrue(T.NewObject("(o)"), T.NewObject("(o)"));
-  T.CheckTrue(T.Val("internal"), T.Val("internal"));
-  T.CheckTrue(T.true_value(), T.true_value());
-  T.CheckFalse(T.true_value(), T.false_value());
-  T.CheckFalse(T.NewObject("({})"), T.NewObject("({})"));
-  T.CheckFalse(T.Val("a"), T.Val("b"));
-}
-
-
 TEST(OneByteSeqStringGetChar) {
   FunctionTester T("(function(a,b) { return %_OneByteSeqStringGetChar(a,b); })",
                    flags);
 
   Handle<SeqOneByteString> string =
       T.main_isolate()->factory()->NewRawOneByteString(3).ToHandleChecked();
   string->SeqOneByteStringSet(0, 'b');
   string->SeqOneByteStringSet(1, 'a');
   string->SeqOneByteStringSet(2, 'r');
   T.CheckCall(T.Val('b'), string, T.Val(0.0));
@@ skipping 118 matching lines @@
 
   T.CheckCall(T.Val("a"), T.Val("a"));
   T.CheckCall(T.Val("b"), T.NewObject("(new String('b'))"));
   T.CheckCall(T.Val(123), T.Val(123));
   T.CheckCall(T.Val(456), T.NewObject("(new Number(456))"));
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8