Remove some remaining references to boilerplate functions.

src/x64/full-codegen-x64.cc

Index: src/x64/full-codegen-x64.cc
===================================================================
--- src/x64/full-codegen-x64.cc	(revision 4439)
+++ src/x64/full-codegen-x64.cc	(working copy)
@@ -780,7 +780,8 @@
 void FullCodeGenerator::VisitFunctionLiteral(FunctionLiteral* expr) {
   Comment cmnt(masm_, "[ FunctionLiteral");
 
-  // Build the function boilerplate and instantiate it.
+  // Build the shared function info and instantiate the function based
+  // on it.
   Handle<SharedFunctionInfo> function_info =
       Compiler::BuildFunctionInfo(expr, script(), this);
   if (HasStackOverflow()) return;