Add framework for sending feedback for Blimp.

blimp/client/core/feedback/blimp_feedback_data_unittest.cc

+// Copyright 2016 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 "blimp/client/core/feedback/blimp_feedback_data.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blimp {
+namespace client {
+namespace {
+
+TEST(BlimpFeedbackDataTest, IncludesBlimpIsSupported) {
+  std::unordered_map<std::string, std::string> data = CreateBlimpFeedbackData();
+  auto search = data.find(kFeedbackSupportedKey);
+  ASSERT_TRUE(search != data.end());
+  EXPECT_EQ("true", search->second);
+}
+
+}  // namespace
+}  // namespace client
+}  // namespace blimp