[strong] Refactor ObjectStrength into a replacement for strong boolean args

test/unittests/compiler/scheduler-unittest.cc

 // Copyright 2015 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/compiler/access-builder.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/graph-visualizer.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/node.h"
@@ skipping 639 matching lines @@
 
 
 TEST_F(SchedulerTest, BuildScheduleIfSplit) {
   graph()->SetStart(graph()->NewNode(common()->Start(5)));
 
   Node* p1 = graph()->NewNode(common()->Parameter(0), graph()->start());
   Node* p2 = graph()->NewNode(common()->Parameter(1), graph()->start());
   Node* p3 = graph()->NewNode(common()->Parameter(2), graph()->start());
   Node* p4 = graph()->NewNode(common()->Parameter(3), graph()->start());
   Node* p5 = graph()->NewNode(common()->Parameter(4), graph()->start());
-  Node* cmp =
-      graph()->NewNode(js()->LessThanOrEqual(LanguageMode::SLOPPY), p1, p2, p3,
-                       p4, p5, graph()->start(), graph()->start());
+  Node* cmp = graph()->NewNode(js()->LessThanOrEqual(Strength::NORMAL), p1, p2,
+                               p3, p4, p5, graph()->start(), graph()->start());
   Node* branch = graph()->NewNode(common()->Branch(), cmp, graph()->start());
   Node* true_branch = graph()->NewNode(common()->IfTrue(), branch);
   Node* false_branch = graph()->NewNode(common()->IfFalse(), branch);
 
   Node* ret1 =
       graph()->NewNode(common()->Return(), p4, graph()->start(), true_branch);
   Node* ret2 =
       graph()->NewNode(common()->Return(), p5, graph()->start(), false_branch);
   graph()->SetEnd(graph()->NewNode(common()->End(2), ret1, ret2));
 
@@ skipping 487 matching lines @@
 
   Schedule* schedule = ComputeAndVerifySchedule(6);
   BasicBlock* block = schedule->block(loop);
   EXPECT_EQ(block, schedule->block(effect));
   EXPECT_GE(block->rpo_number(), 0);
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8