Local function should not be static

[DartBot]

This issue was originally filed by ms...@unipro.ru

---

What steps will reproduce the problem?
Run the following test:
f() {
  static localFunction() {}
}

main() {
  f();
}

What is the expected output? What do you see instead?
Expected: compile-time error
Actual: static warning: no such type "static"

What version of the product are you using? On what operating system?
dartc r2810, Ubuntu 10.04

Please provide any additional information below.
The Language Specification in the section 6.1 states: "It is a compile-time error to preface a function declaration with the built-in
identifier static."

[dgrove]

Added Area-Compiler, Triaged labels.

[scheglov]

Set owner to @scheglov.
Added Started label.

[scheglov]

http://codereview.chromium.org/9185013

[scheglov]

Added Fixed label.