Implement new Function.prototype.toString and fix CreateDynamicFunction parsing

src/builtins/builtins-global.cc

 // Copyright 2016 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.
 
 #include "src/builtins/builtins-utils.h"
 #include "src/builtins/builtins.h"
 #include "src/code-factory.h"
 #include "src/code-stub-assembler.h"
 #include "src/compiler.h"
 #include "src/uri.h"
@@ skipping 74 matching lines @@
   Handle<Object> x = args.atOrUndefined(isolate, 1);
   Handle<JSFunction> target = args.target();
   Handle<JSObject> target_global_proxy(target->global_proxy(), isolate);
   if (!x->IsString()) return *x;
   if (!Builtins::AllowDynamicFunction(isolate, target, target_global_proxy)) {
     isolate->CountUsage(v8::Isolate::kFunctionConstructorReturnedUndefined);
     return isolate->heap()->undefined_value();
   }
   Handle<JSFunction> function;
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
-      isolate, function, Compiler::GetFunctionFromString(
-                             handle(target->native_context(), isolate),
-                             Handle<String>::cast(x), NO_PARSE_RESTRICTION));
+      isolate, function,
+      Compiler::GetFunctionFromString(handle(target->native_context(), isolate),
+                                      Handle<String>::cast(x),
+                                      NO_PARSE_RESTRICTION, kNoSourcePosition));
   RETURN_RESULT_OR_FAILURE(
       isolate,
       Execution::Call(isolate, function, target_global_proxy, 0, nullptr));
 }
 
 // ES6 section 18.2.2 isFinite ( number )
 void Builtins::Generate_GlobalIsFinite(compiler::CodeAssemblerState* state) {
   typedef CodeStubAssembler::Label Label;
   typedef compiler::Node Node;
   typedef CodeStubAssembler::Variable Variable;
@@ skipping 94 matching lines @@
 
   assembler.Bind(&return_true);
   assembler.Return(assembler.BooleanConstant(true));
 
   assembler.Bind(&return_false);
   assembler.Return(assembler.BooleanConstant(false));
 }
 
 }  // namespace internal
 }  // namespace v8