Removes the Callee parameter from FunctionCallbackInfo.

src/x64/code-stubs-x64.cc

Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index cd1266701adef19770e8d8a9920fd11b92da2cff..723cbb9feaa9731ab8710f7c5da4b960d87be97c 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -5220,14 +5220,13 @@ static void CallApiFunctionStubHelper(MacroAssembler* masm,
 
   typedef FunctionCallbackArguments FCA;
 
-  STATIC_ASSERT(FCA::kContextSaveIndex == 6);
-  STATIC_ASSERT(FCA::kCalleeIndex == 5);
+  STATIC_ASSERT(FCA::kContextSaveIndex == 5);
   STATIC_ASSERT(FCA::kDataIndex == 4);
   STATIC_ASSERT(FCA::kReturnValueOffset == 3);
   STATIC_ASSERT(FCA::kReturnValueDefaultValueIndex == 2);
   STATIC_ASSERT(FCA::kIsolateIndex == 1);
   STATIC_ASSERT(FCA::kHolderIndex == 0);
-  STATIC_ASSERT(FCA::kArgsLength == 7);
+  STATIC_ASSERT(FCA::kArgsLength == 6);
 
   DCHECK(argc.is_immediate() || rax.is(argc.reg()));
 
@@ -5236,9 +5235,6 @@ static void CallApiFunctionStubHelper(MacroAssembler* masm,
   // context save
   __ Push(context);
 
-  // callee
-  __ Push(callee);
-
   // call data
   __ Push(call_data);
   Register scratch = call_data;