[stubs] Port LoadFunctionPrototypeStub to CSA

src/ic/handler-compiler.h

 // Copyright 2014 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.
 
 #ifndef V8_IC_HANDLER_COMPILER_H_
 #define V8_IC_HANDLER_COMPILER_H_
 
 #include "src/ic/access-compiler.h"
 #include "src/ic/ic-state.h"
 
@@ skipping 140 matching lines @@
   static void GenerateLoadViaGetter(MacroAssembler* masm, Handle<Map> map,
                                     Register receiver, Register holder,
                                     int accessor_index, int expected_arguments,
                                     Register scratch);
 
   static void GenerateLoadViaGetterForDeopt(MacroAssembler* masm) {
     GenerateLoadViaGetter(masm, Handle<Map>::null(), no_reg, no_reg, -1, -1,
                           no_reg);
   }
 
-  static void GenerateLoadFunctionPrototype(MacroAssembler* masm,
-                                            Register receiver,
-                                            Register scratch1,
-                                            Register scratch2,
-                                            Label* miss_label);
-
   // These constants describe the structure of the interceptor arguments on the
   // stack. The arguments are pushed by the (platform-specific)
   // PushInterceptorArguments and read by LoadPropertyWithInterceptorOnly and
   // LoadWithInterceptor.
   static const int kInterceptorArgsNameIndex = 0;
   static const int kInterceptorArgsThisIndex = 1;
   static const int kInterceptorArgsHolderIndex = 2;
   static const int kInterceptorArgsLength = 3;
 
  protected:
@@ skipping 82 matching lines @@
 
   static Handle<Object> GetKeyedLoadHandler(Handle<Map> receiver_map,
                                             Isolate* isolate);
   void CompileElementHandlers(MapHandleList* receiver_maps,
                               List<Handle<Object>>* handlers);
 };
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_IC_HANDLER_COMPILER_H_