[stubs] Port LoadFunctionPrototypeStub to CSA

src/ic/x87/handler-compiler-x87.cc

Index: src/ic/x87/handler-compiler-x87.cc
diff --git a/src/ic/x87/handler-compiler-x87.cc b/src/ic/x87/handler-compiler-x87.cc
index 3442a686f40cdd747e748f4b3cd06198679f0657..5a61eee163e20b3825f08ca6aac66af9d8563bcc 100644
--- a/src/ic/x87/handler-compiler-x87.cc
+++ b/src/ic/x87/handler-compiler-x87.cc
@@ -122,15 +122,6 @@ void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup(
   __ DecrementCounter(counters->negative_lookups_miss(), 1);
 }
 
-void NamedLoadHandlerCompiler::GenerateLoadFunctionPrototype(
-    MacroAssembler* masm, Register receiver, Register scratch1,
-    Register scratch2, Label* miss_label) {
-  // TODO(mvstanton): This isn't used on ia32. Move all the other
-  // platform implementations into a code stub so this method can be removed.
-  UNREACHABLE();
-}
-
-
 // Generate call to api function.
 // This function uses push() to generate smaller, faster code than
 // the version above. It is an optimization that should will be removed