[stubs] Port LoadFunctionPrototypeStub to CSA

src/arm64/code-stubs-arm64.cc

Index: src/arm64/code-stubs-arm64.cc
diff --git a/src/arm64/code-stubs-arm64.cc b/src/arm64/code-stubs-arm64.cc
index ed466db1e513438fe19e7b2f68cae6682abcdce0..9da151d46e0dd5a92ffebe97a5dc8e161993034d 100644
--- a/src/arm64/code-stubs-arm64.cc
+++ b/src/arm64/code-stubs-arm64.cc
@@ -1268,23 +1268,6 @@ void JSEntryStub::Generate(MacroAssembler* masm) {
   __ Ret();
 }
 
-
-void FunctionPrototypeStub::Generate(MacroAssembler* masm) {
-  Label miss;
-  Register receiver = LoadDescriptor::ReceiverRegister();
-  // Ensure that the vector and slot registers won't be clobbered before
-  // calling the miss handler.
-  DCHECK(!AreAliased(x10, x11, LoadWithVectorDescriptor::VectorRegister(),
-                     LoadWithVectorDescriptor::SlotRegister()));
-
-  NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype(masm, receiver, x10,
-                                                          x11, &miss);
-
-  __ Bind(&miss);
-  PropertyAccessCompiler::TailCallBuiltin(
-      masm, PropertyAccessCompiler::MissBuiltin(Code::LOAD_IC));
-}
-
 void RegExpExecStub::Generate(MacroAssembler* masm) {
 #ifdef V8_INTERPRETED_REGEXP
   __ TailCallRuntime(Runtime::kRegExpExec);