[runtime] Drop redundant %CharFromCode runtime entry.

src/crankshaft/arm64/lithium-codegen-arm64.cc

 // Copyright 2013 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/crankshaft/arm64/lithium-codegen-arm64.h"
 
 #include "src/arm64/frames-arm64.h"
 #include "src/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
@@ skipping 5409 matching lines @@
   Register char_code = ToRegister(instr->char_code());
   Register result = ToRegister(instr->result());
 
   // TODO(3095996): Get rid of this. For now, we need to make the
   // result register contain a valid pointer because it is already
   // contained in the register pointer map.
   __ Mov(result, 0);
 
   PushSafepointRegistersScope scope(this);
   __ SmiTagAndPush(char_code);
-  CallRuntimeFromDeferred(Runtime::kCharFromCode, 1, instr, instr->context());
+  CallRuntimeFromDeferred(Runtime::kStringCharFromCode, 1, instr,
+                          instr->context());
   __ StoreToSafepointRegisterSlot(x0, result);
 }
 
 
 void LCodeGen::DoStringCompareAndBranch(LStringCompareAndBranch* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   DCHECK(ToRegister(instr->left()).is(x1));
   DCHECK(ToRegister(instr->right()).is(x0));
 
   Handle<Code> code = CodeFactory::StringCompare(isolate()).code();
@@ skipping 507 matching lines @@
   Handle<ScopeInfo> scope_info = instr->scope_info();
   __ Push(scope_info);
   __ Push(ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 }  // namespace internal
 }  // namespace v8