Delete blimp/helium and remove references to it from dependent targets

blimp/helium/revision_generator_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 "base/macros.h"
-#include "blimp/helium/helium_test.h"
-#include "blimp/helium/revision_generator.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace blimp {
-namespace helium {
-namespace {
-
-class RevisionGeneratorTest : public HeliumTest {};
-
-TEST_F(RevisionGeneratorTest, CheckCurrentDoesntIncrease) {
-  RevisionGenerator gen;
-  EXPECT_EQ(0UL, gen.current());
-}
-
-TEST_F(RevisionGeneratorTest, MonotonicallyIncreasing) {
-  RevisionGenerator gen;
-  EXPECT_EQ(1UL, gen.GetNextRevision());
-  EXPECT_EQ(2UL, gen.GetNextRevision());
-  EXPECT_EQ(2UL, gen.current());
-}
-
-TEST_F(RevisionGeneratorTest, GetNextRevisionCall) {
-  EXPECT_EQ(1UL, GetNextRevision());
-  EXPECT_EQ(2UL, GetNextRevision());
-  EXPECT_EQ(2UL, RevisionGenerator::GetInstance()->current());
-}
-
-}  // namespace
-}  // namespace helium
-}  // namespace blimp