Purge unused internalized string accessors.

src/arm/lithium-codegen-arm.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/v8.h"
 
 #include "src/arm/lithium-codegen-arm.h"
 #include "src/arm/lithium-gap-resolver-arm.h"
 #include "src/code-stubs.h"
 #include "src/hydrogen-osr.h"
@@ skipping 2671 matching lines @@
                                Handle<String>class_name,
                                Register input,
                                Register temp,
                                Register temp2) {
   DCHECK(!input.is(temp));
   DCHECK(!input.is(temp2));
   DCHECK(!temp.is(temp2));
 
   __ JumpIfSmi(input, is_false);
 
-  if (class_name->IsOneByteEqualTo(STATIC_ASCII_VECTOR("Function"))) {
+  if (String::Equals(isolate()->factory()->Function_string(), class_name)) {
     // Assuming the following assertions, we can use the same compares to test
     // for both being a function type and being in the object type range.
     STATIC_ASSERT(NUM_OF_CALLABLE_SPEC_OBJECT_TYPES == 2);
     STATIC_ASSERT(FIRST_NONCALLABLE_SPEC_OBJECT_TYPE ==
                   FIRST_SPEC_OBJECT_TYPE + 1);
     STATIC_ASSERT(LAST_NONCALLABLE_SPEC_OBJECT_TYPE ==
                   LAST_SPEC_OBJECT_TYPE - 1);
     STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE);
     __ CompareObjectType(input, temp, temp2, FIRST_SPEC_OBJECT_TYPE);
     __ b(lt, is_false);
@@ skipping 3179 matching lines @@
   __ Push(scope_info);
   __ push(ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal