[intrinsics] Remove obsolete intrinsics.

src/crankshaft/hydrogen.cc

Index: src/crankshaft/hydrogen.cc
diff --git a/src/crankshaft/hydrogen.cc b/src/crankshaft/hydrogen.cc
index 697f97dda5e99dc37828c31794050f3a5a6dcb83..742c1497e2ec77e8112dec537e28a4e2f6d7ce0d 100644
--- a/src/crankshaft/hydrogen.cc
+++ b/src/crankshaft/hydrogen.cc
@@ -12312,29 +12312,6 @@ void HOptimizedGraphBuilder::GenerateToInteger(CallRuntime* call) {
 }
 
 
-void HOptimizedGraphBuilder::GenerateToName(CallRuntime* call) {
-  DCHECK_EQ(1, call->arguments()->length());
-  CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
-  HValue* input = Pop();
-  if (input->type().IsSmi()) {
-    HValue* result = BuildNumberToString(input, Type::SignedSmall());
-    return ast_context()->ReturnValue(result);
-  } else if (input->type().IsTaggedNumber()) {
-    HValue* result = BuildNumberToString(input, Type::Number());
-    return ast_context()->ReturnValue(result);
-  } else if (input->type().IsString()) {
-    return ast_context()->ReturnValue(input);
-  } else {
-    Callable callable = CodeFactory::ToName(isolate());
-    HValue* stub = Add<HConstant>(callable.code());
-    HValue* values[] = {context(), input};
-    HInstruction* result = New<HCallWithDescriptor>(
-        stub, 0, callable.descriptor(), ArrayVector(values));
-    return ast_context()->ReturnInstruction(result, call->id());
-  }
-}
-
-
 void HOptimizedGraphBuilder::GenerateToObject(CallRuntime* call) {
   DCHECK_EQ(1, call->arguments()->length());
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));