Remove code for Mac and Linux virtual print drivers.

cloud_print/virtual_driver/posix/virtual_driver_posix_tests.cc

-// Copyright (c) 2011 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 "cloud_print/virtual_driver/posix/printer_driver_util_posix.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace printer_driver_util {
-
-void test_helper(const char* input, std::string expected_output) {
-  std::string test;
-  GetOptions(input, &test);
-  EXPECT_EQ(expected_output, test);
-}
-
-TEST(PrintTicketTest, HandlesEmpty) {
-  test_helper("", "{}");
-}
-
-TEST(PrintTicketTest, HandlesNull) {
-  test_helper(NULL, "{}");
-}
-
-TEST(PrintTicketTest, HandlesOneOption) {
-  test_helper("Resolution=500", "{\"Resolution\":\"500\"}");
-}
-
-TEST(PrintTicketTest, HandlesMutipleOptions) {
-  test_helper("Resolution=500 DPI=1100",
-              "{\"DPI\":\"1100\",\"Resolution\":\"500\"}");
-}
-
-TEST(PrintTicketTest, HandlesErrorInOptions) {
-  test_helper("Resolution=500 Foo DPI=1100",
-              "{\"DPI\":\"1100\",\"Resolution\":\"500\"}");
-}
-
-TEST(PrintTicketTest, HandlesMutipleSpaces) {
-  test_helper("Resolution=500  DPI=1100",
-              "{\"DPI\":\"1100\",\"Resolution\":\"500\"}");
-}
-
-TEST(PrintTicketTest, HandlesEscapedSpace) {
-  test_helper("Job\\ Owner=First\\ Last",
-              "{\"Job Owner\":\"First Last\"}");
-}
-
-TEST(PrintTicketTest, HandlesMultipleEscapedWords) {
-  test_helper("Job\\ Owner\\ Name=First\\ Last",
-              "{\"Job Owner Name\":\"First Last\"}");
-}
-
-TEST(PrintTicketTest, HandlesMultipleEscapedSpaces) {
-  test_helper("Job\\ Owner\\ \\ Name=First\\ Last",
-              "{\"Job Owner  Name\":\"First Last\"}");
-}
-
-TEST(PrintTicketTest, HandlesKeyEndsInEscapedSpace) {
-    test_helper("Job\\ Owner\\ =First\\ Last",
-                "{\"Job Owner \":\"First Last\"}");
-}
-
-TEST(PrintTicketTest, HandlesSlashAtEnd) {
-  test_helper("Job\\ Owner=First\\ Last\\",
-              "{\"Job Owner\":\"First Last\\\\\"}");
-}
-
-
-}  // namespace printer_driver_util
-
-int main(int argc, char **argv) {
-  ::testing::InitGoogleTest(&argc, argv);
-  return RUN_ALL_TESTS();
-}
-