Revert of Add browser test for RestoreOnStartup[URLs] on Chrome OS (patchset #1 id...

Revert of Add browser test for RestoreOnStartup[URLs] on Chrome OS (patchset #1 id:1 of https://codereview.chromium.org/1099063003/)

Reason for revert:
Speculatively revert to address Linux ChromiumOS Tests browser_tests failure:

http://build.chromium.org/p/chromium.chromiumos/builders/Linux%20ChromiumOS%20Tests%20%281%29/builds/1742

browser_tests
RestoreOnStartupTestChromeOS.PRE_LogInAndVerify 596 disabled 10 flaky failed 2
failures:
RestoreOnStartupTestChromeOS.LogInAndVerify
RestoreOnStartupTestChromeOS.PRE_LogInAndVerify

[385/509] RestoreOnStartupTestChromeOS.LogInAndVerify (SKIPPED)
[ RUN      ] RestoreOnStartupTestChromeOS.PRE_LogInAndVerify

[ FATAL ] ../../testing/gtest/include/gtest/gtest.h:1849:: Condition parameter_ != NULL failed. GetParam() can only be called inside a value-parameterized test -- did you intend to write TEST_P instead of TEST_F?
Received signal 6
#0 0x7ff3af22e6de base::debug::StackTrace::StackTrace()
#1 0x7ff3af22e21f base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7ff3abc5dcb0 <unknown>
#3 0x7ff3a78320d5 gsignal
#4 0x7ff3a783583b abort
#5 0x00000074f9d9 testing::internal::posix::Abort()
#6 0x0000024055b0 testing::internal::GTestLog::~GTestLog()
#7 0x0000007477b3 testing::WithParamInterface<>::GetParam()
#8 0x0000012ecb31 policy::LoginPolicyTestBase::LoginPolicyTestBase()
#9 0x0000012fc025 policy::RestoreOnStartupTestChromeOS::RestoreOnStartupTestChromeOS()
#10 0x0000012fd18c policy::RestoreOnStartupTestChromeOS_PRE_LogInAndVerify_Test::RestoreOnStartupTestChromeOS_PRE_LogInAndVerify_Test()
#11 0x0000012fd117 testing::internal::TestFactoryImpl<>::CreateTest()
#12 0x0000007009ca _ZN7testing8internal12InvokeHelperIvNSt3tr15tupleIJEEEE12InvokeMethodIN10extensions42BluetoothPrivateApiTest_CancelPairing_TestEMNS7_23BluetoothPrivateApiTestEFvvEEEvPT_T0_RKS4_
#13 0x00000241ab2e testing::internal::HandleExceptionsInMethodIfSupported<>()
#14 0x000002410383 testing::TestInfo::Run()
#15 0x00000241094a testing::TestCase::Run()
#16 0x000002415ccc testing::internal::UnitTestImpl::RunAllTests()
#17 0x00000242c01a testing::internal::HandleSehExceptionsInMethodIfSupported<>()
#18 0x00000241bf4e testing::internal::HandleExceptionsInMethodIfSupported<>()
#19 0x00000241596f testing::UnitTest::Run()
#20 0x0000022d95e1 RUN_ALL_TESTS()
#21 0x0000022d8647 base::TestSuite::Run()
#22 0x0000010d2b72 ChromeBrowserTestSuiteRunner::RunTestSuite()
#23 0x00000224de78 (anonymous namespace)::ChromeTestLauncherDelegate::RunTestSuite()
#24 0x000004c38ed5 content::LaunchTests()
#25 0x00000224ddb9 LaunchChromeTests()
#26 0x0000010d2ad8 main
#27 0x7ff3a781d76d __libc_start_main
#28 0x000000672fe9 <unknown>
  r8: 00007ff3a51dc8c0  r9: 00007ff3a51dc8c0 r10: 0000000000000008 r11: 0000000000000202
 r12: 0000000000672fc0 r13: 00007fffdd71f330 r14: 0000000000000000 r15: 0000000000000000
  di: 0000000000005662  si: 0000000000005662  bp: 00007fffdd71e270  bx: 0000000000000000
  dx: 0000000000000006  ax: 0000000000000000  cx: ffffffffffffffff  sp: 00007fffdd71e138
  ip: 00007ff3a78320d5 efl: 0000000000000202 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000

Original issue's description:
> Add browser test for RestoreOnStartup[URLs] on Chrome OS
>
> Ladies and gentlemen, this CL brings you the long-awaited end-to-end
> browser test for RRestoreOnStartup and RestoreOnStartupURLs, at least
> on Chrome OS.
>
> BUG=477145
> TEST=New browser test
>
> Committed: https://crrev.com/641bb06057cf18e518a96edaadaae42411341905
> Cr-Commit-Position: refs/heads/master@{#326261}

TBR=mnissler@chromium.org,bartfab@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=477145

Review URL: https://codereview.chromium.org/1103493003

Cr-Commit-Position: refs/heads/master@{#326272}