Rename sky::TestObserver to sky::TestHarness

sky/tools/tester/test_observer_impl.cc

-// Copyright 2014 The Chromium 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 "sky/tools/tester/test_observer_impl.h"
-
-#include "sky/tools/tester/test_runner.h"
-
-namespace sky {
-namespace tester {
-
-TestObserverImpl::TestObserverImpl(TestRunner* test_runner)
-    : test_runner_(test_runner->GetWeakPtr()) {
-  // FIXME: This is technically when the V8 context gets created and
-  // not when the test is started. An error before we instantiated
-  // the V8 context would show up before the #BEGIN line for this test.
-  test_runner->OnTestStart();
-}
-
-TestObserverImpl::~TestObserverImpl() {
-}
-
-void TestObserverImpl::OnTestComplete(const mojo::String& test_result) {
-  if (test_runner_)
-    test_runner_->OnTestComplete(test_result);
-}
-
-}  // namespace tester
-}  // namespace sky