[runtime] Rename IsUndetectableObject to IsUndetectable.

src/code-stubs.cc

 // Copyright 2012 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/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/compiler/code-stub-assembler.h"
@@ skipping 1263 matching lines @@
     Add(BOOLEAN);
     return object->IsTrue();
   } else if (object->IsNull()) {
     Add(NULL_TYPE);
     return false;
   } else if (object->IsSmi()) {
     Add(SMI);
     return Smi::cast(*object)->value() != 0;
   } else if (object->IsJSReceiver()) {
     Add(SPEC_OBJECT);
-    return !object->IsUndetectableObject();
+    return !object->IsUndetectable();
   } else if (object->IsString()) {
-    DCHECK(!object->IsUndetectableObject());
+    DCHECK(!object->IsUndetectable());
     Add(STRING);
     return String::cast(*object)->length() != 0;
   } else if (object->IsSymbol()) {
     Add(SYMBOL);
     return true;
   } else if (object->IsHeapNumber()) {
-    DCHECK(!object->IsUndetectableObject());
+    DCHECK(!object->IsUndetectable());
     Add(HEAP_NUMBER);
     double value = HeapNumber::cast(*object)->value();
     return value != 0 && !std::isnan(value);
   } else if (object->IsSimd128Value()) {
     Add(SIMD_VALUE);
     return true;
   } else {
     // We should never see an internal object at runtime here!
     UNREACHABLE();
     return true;
@@ skipping 67 matching lines @@
   if (type->Is(Type::UntaggedPointer())) {
     return Representation::External();
   }
 
   DCHECK(!type->Is(Type::Untagged()));
   return Representation::Tagged();
 }
 
 }  // namespace internal
 }  // namespace v8