Revert of [runtime] Initial step towards switching Execution::Call to callable.

src/x64/builtins-x64.cc

Index: src/x64/builtins-x64.cc
diff --git a/src/x64/builtins-x64.cc b/src/x64/builtins-x64.cc
index 91db4c61f962fd032506dd0e4f2a9f9563f60624..f04316c3b2098f3f6148d7a143b00883b3cbc8b4 100644
--- a/src/x64/builtins-x64.cc
+++ b/src/x64/builtins-x64.cc
@@ -593,7 +593,9 @@
       CallConstructStub stub(masm->isolate(), NO_CALL_CONSTRUCTOR_FLAGS);
       __ CallStub(&stub);
     } else {
-      __ Call(masm->isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
+      ParameterCount actual(rax);
+      // Function must be in rdi.
+      __ InvokeFunction(rdi, actual, CALL_FUNCTION, NullCallWrapper());
     }
     // Exit the internal frame. Notice that this also removes the empty
     // context and the function left on the stack by the code