Revert of Rotate screen in response to accelerator or device orientation sensors.

Revert of Rotate screen in response to accelerator or device orientation sensors. (patchset #12 of https://codereview.chromium.org/431183003/)

Reason for revert:
Speculative, athena_unittests and ui_unittests started failing in this build:http://build.chromium.org/p/chromium.memory/builders/Linux%20Chromium%20OS%20ASan%20LSan%20Tests%20%283%29/builds/2771

==6568==ERROR: AddressSanitizer: heap-use-after-free on address 0x60700000ba10 at pc 0x00000167d52a bp 0x7fff95f266f0 sp 0x7fff95f266e8
READ of size 8 at 0x60700000ba10 thread T0
    #0 0x167d529 in DeleteInternal base/memory/ref_counted.h:190:44
    #1 0x167d529 in Destruct base/memory/ref_counted.h:153
    #2 0x167d529 in Release base/memory/ref_counted.h:181
    #3 0x167d529 in ~scoped_refptr base/memory/ref_counted.h:289
    #4 0x167d529 in ~SystemUIImpl athena/system/system_ui_impl.cc:27
    #5 0x167d529 in athena::(anonymous namespace)::SystemUIImpl::~SystemUIImpl() athena/system/system_ui_impl.cc:26
    #6 0x167d257 in athena::SystemUI::Shutdown() athena/system/system_ui_impl.cc:49:3
    #7 0x577fa6 in athena::ShutdownAthena() athena/main/athena_launcher.cc:92:3
    #8 0x57645f in athena::test::AthenaTestHelper::TearDown() athena/test/athena_test_helper.cc:98:3
    #9 0x575266 in athena::test::AthenaTestBase::TearDown() athena/test/athena_test_base.cc:53:3
    #10 0x505bc8 in testing::TestInfo::Run() testing/gtest/src/gtest.cc:2610:5
    #11 0x506906 in testing::TestCase::Run() testing/gtest/src/gtest.cc:2728:5
    #12 0x51cb85 in testing::internal::UnitTestImpl::RunAllTests() testing/gtest/src/gtest.cc:4591:11
    #13 0x51c176 in HandleExceptionsInMethodIfSupported\u003Ctesting::internal::UnitTestImpl, bool> testing/gtest/src/gtest.cc:2418:12
    #14 0x51c176 in testing::UnitTest::Run() testing/gtest/src/gtest.cc:4209
    #15 0xac6fb4 in RUN_ALL_TESTS testing/gtest/include/gtest/gtest.h:2304:10
    #16 0xac6fb4 in base::TestSuite::Run() base/test/test_suite.cc:227
    #17 0xabe39d in Run base/callback.h:401:12
    #18 0xabe39d in base::(anonymous namespace)::LaunchUnitTestsInternal(base::Callback\u003Cint ()> const&, int, bool, base::Callback\u003Cvoid ()> const&) base/test/launcher/unit_test_launcher.cc:498
    #19 0xabf0de in base::LaunchUnitTestsSerially(int, char**, base::Callback\u003Cint ()> const&) base/test/launcher/unit_test_launcher.cc:564:10
    #20 0x4d7bba in main athena/test/athena_unittests.cc:51:10
    #21 0x7fd394e3476c in __libc_start_main /build/buildd/eglibc-2.15/csu/libc-start.c:226
    #22 0x4d795c in _start (/mnt/data/b/build/slave/Linux_Chromium_OS_ASan_LSan_Tests__3_/build/src/out/Release/athena_unittests+0x4d795c)

0x60700000ba10 is located 0 bytes inside of 72-byte region [0x60700000ba10,0x60700000ba58)
freed by thread T0 here:
    #0 0x452fcb in operator delete(void*) (/mnt/data/b/build/slave/Linux_Chromium_OS_ASan_LSan_Tests__3_/build/src/out/Release/athena_unittests+0x452fcb)
    #1 0x168323d in DeleteInternal base/memory/ref_counted.h:190:44
    #2 0x168323d in Destruct base/memory/ref_counted.h:153
    #3 0x168323d in Release base/memory/ref_counted.h:181
    #4 0x168323d in ~scoped_refptr base/memory/ref_counted.h:289
    #5 0x168323d in athena::OrientationController::OrientationController(scoped_refptr\u003Cbase::TaskRunner>) athena/system/orientation_controller.cc:66
    #6 0x167cfea in SystemUIImpl athena/system/system_ui_impl.cc:23:61
    #7 0x167cfea in athena::SystemUI::Create(scoped_refptr\u003Cbase::TaskRunner>) athena/system/system_ui_impl.cc:42
    #8 0x577db0 in athena::StartAthena(aura::Window*, athena::ActivityFactory*, athena::AppModelBuilder*) athena/main/athena_launcher.cc:73:3
    #9 0x576159 in athena::test::AthenaTestHelper::SetUp(ui::ContextFactory*) athena/test/athena_test_helper.cc:90:3
    #10 0x503eb1 in HandleExceptionsInMethodIfSupported\u003Ctesting::Test, void> testing/gtest/src/gtest.cc:2418:12
    #11 0x503eb1 in testing::Test::Run() testing/gtest/src/gtest.cc:2430
    #12 0x505bc8 in testing::TestInfo::Run() testing/gtest/src/gtest.cc:2610:5
    #13 0x506906 in testing::TestCase::Run() testing/gtest/src/gtest.cc:2728:5
    #14 0x51cb85 in testing::internal::UnitTestImpl::RunAllTests() testing/gtest/src/gtest.cc:4591:11
    #15 0x51c176 in HandleExceptionsInMethodIfSupported\u003Ctesting::internal::UnitTestImpl, bool> testing/gtest/src/gtest.cc:2418:12
    #16 0x51c176 in testing::UnitTest::Run() testing/gtest/src/gtest.cc:4209
    #17 0xac6fb4 in RUN_ALL_TESTS testing/gtest/include/gtest/gtest.h:2304:10
    #18 0xac6fb4 in base::TestSuite::Run() base/test/test_suite.cc:227
    #19 0xabe39d in Run base/callback.h:401:12
    #20 0xabe39d in base::(anonymous namespace)::LaunchUnitTestsInternal(base::Callback\u003Cint ()> const&, int, bool, base::Callback\u003Cvoid ()> const&) base/test/launcher/unit_test_launcher.cc:498
    #21 0xabf0de in base::LaunchUnitTestsSerially(int, char**, base::Callback\u003Cint ()> const&) base/test/launcher/unit_test_launcher.cc:564:10
    #22 0x4d7bba in main athena/test/athena_unittests.cc:51:10
    #23 0x7fd394e3476c in __libc_start_main /build/buildd/eglibc-2.15/csu/libc-start.c:226

previously allocated by thread T0 here:
    #0 0x452a8b in operator new(unsigned long) (/mnt/data/b/build/slave/Linux_Chromium_OS_ASan_LSan_Tests__3_/build/src/out/Release/athena_unittests+0x452a8b)
    #1 0x167cfb5 in SystemUIImpl athena/system/system_ui_impl.cc:23:61
    #2 0x167cfb5 in athena::SystemUI::Create(scoped_refptr\u003Cbase::TaskRunner>) athena/system/system_ui_impl.cc:42
    #3 0x577db0 in athena::StartAthena(aura::Window*, athena::ActivityFactory*, athena::AppModelBuilder*) athena/main/athena_launcher.cc:73:3
    #4 0x576159 in athena::test::AthenaTestHelper::SetUp(ui::ContextFactory*) athena/test/athena_test_helper.cc:90:3
    #5 0x503eb1 in HandleExceptionsInMethodIfSupported\u003Ctesting::Test, void> testing/gtest/src/gtest.cc:2418:12
    #6 0x503eb1 in testing::Test::Run() testing/gtest/src/gtest.cc:2430
    #7 0x505bc8 in testing::TestInfo::Run() testing/gtest/src/gtest.cc:2610:5
    #8 0x506906 in testing::TestCase::Run() testing/gtest/src/gtest.cc:2728:5
    #9 0x51cb85 in testing::internal::UnitTestImpl::RunAllTests() testing/gtest/src/gtest.cc:4591:11
    #10 0x51c176 in HandleExceptionsInMethodIfSupported\u003Ctesting::internal::UnitTestImpl, bool> testing/gtest/src/gtest.cc:2418:12
    #11 0x51c176 in testing::UnitTest::Run() testing/gtest/src/gtest.cc:4209
    #12 0xac6fb4 in RUN_ALL_TESTS testing/gtest/include/gtest/gtest.h:2304:10
    #13 0xac6fb4 in base::TestSuite::Run() base/test/test_suite.cc:227
    #14 0xabe39d in Run base/callback.h:401:12
    #15 0xabe39d in base::(anonymous namespace)::LaunchUnitTestsInternal(base::Callback\u003Cint ()> const&, int, bool, base::Callback\u003Cvoid ()> const&) base/test/launcher/unit_test_launcher.cc:498
    #16 0xabf0de in base::LaunchUnitTestsSerially(int, char**, base::Callback\u003Cint ()> const&) base/test/launcher/unit_test_launcher.cc:564:10
    #17 0x4d7bba in main athena/test/athena_unittests.cc:51:10
    #18 0x7fd394e3476c in __libc_start_main /build/buildd/eglibc-2.15/csu/libc-start.c:226

TBR=oshima
NOTRY=true
NOTREECHECKS=true

Original issue's description:
> Rotate screen in response to accelerator or device orientation sensors.
> 
> BUG=385295
> TEST=Press Ctrl+Shift+F3, screen rotates.
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=290007

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=290089

[Nico, 2014-08-16 05:15:40]

Created Revert of Rotate screen in response to accelerator or device orientation
sensors.

[commit-bot: I haz the power, 2014-08-16 05:17:06]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/475533008/1

[commit-bot: I haz the power, 2014-08-16 05:17:07]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-08-16 05:17:07]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer or
a provisional committer, _not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[Nico, 2014-08-16 05:22:20]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-08-16 05:24:06]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/475533008/1

[Nico, 2014-08-16 05:27:33]

The CQ bit was unchecked by thakis@chromium.org

[Nico, 2014-08-16 05:28:35]

The CQ bit was checked by thakis@chromium.org

[commit-bot: I haz the power, 2014-08-16 05:30:01]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/thakis@chromium.org/475533008/1

[commit-bot: I haz the power, 2014-08-16 05:31:57]

Committed patchset #1 (1) as 290089