Removed mac valgrind test exclusions and suppressions.

The mac valgrind bot doesn't exist anymore, so no need for these
suppressions and exclusions.

BUG=593920

Review URL: https://codereview.chromium.org/1839303002

Cr-Commit-Position: refs/heads/master@{#383921}

tools/valgrind/gtest_exclude/base_unittests.gtest_mac.txt

-# Fails on Valgrind/Mac, see http://crbug.com/43972
-ConditionVariableTest.LargeFastTaskTest
-
-# Fails on Valgrind/Mac due to missing syscall wrapper
-# for the symlink() syscall.  See http://crbug.com/44001
-FileUtilTest.NormalizeFilePathSymlinks
-
-# Fails on Valgrind/Mac, see http://crbug.com/53196
-CancellationFlagTest.SetOnDifferentThreadDeathTest
-
-# Fails on Valgrind/Mac, see http://crbug.com/93722
-ProcessMemoryTest.MacTerminateOnHeapCorruption
-
-# Times out on Valgrind/Mac, see http://crbug.com/172044
-MessageLoopTestTypeUI.RecursivePosts
-MessageLoopTestTypeIO.RecursivePosts
-MessageLoopTestTypeDefault.RecursivePosts
-
-# Check-fails on Valgrind/Mac, see https://crbug.com/481290
-MessagePumpLibeventTest.QuitWatcher
-
-# Takes too long to run. crbug.com/542535.
-AllocationRegisterTest.OverflowDeathTest
-MemoryAllocatorDumpTest.ForbidDuplicatesDeathTest
-ProcessUtilTest.GetAppOutputRestrictedNoZombies
-TraceEventCallbackTest.TraceEventCallbackWhileFull
-TraceEventTestFixture.TestTraceFlush

tools/valgrind/gtest_exclude/content_unittests.gtest_mac.txt

-# http://crbug.com/93245
-GeolocationGatewayDataProviderCommonTest.*
-GeolocationWifiDataProviderCommonTest.*
-
-# Fail/crash, see http://crbug.com/151939
-WebDragDestTest.URL
-WebDragDestTest.Data
-WebDragSourceMacTest.DragInvalidlyEscapedBookmarklet
-
-# Fail, see http://crbug.com/153007
-MacSandboxTest.ClipboardAccess
-
-# mach_override assertion, see http://crbug.com/162728
-BlobURLRequestJobTest.*
-
-# Fail, see http://crbug.com/159234
-WebContentsVideoCaptureDeviceTest.BadFramesGoodFrames
-WebContentsVideoCaptureDeviceTest.DeviceRestart
-WebContentsVideoCaptureDeviceTest.GoesThroughAllTheMotions
-
-# Hang at arbitrary point, can't tell where exactly, see http://crbug.com/163314
-RenderWidgetHostViewMacTest.*
-RenderViewHostTest.*
-DeviceMotionEventPumpTest.*
-
-# Flaky, see http://crbug.com/227278
-WebContentsVideoCaptureDeviceTest.WebContentsDestroyed
-
-# Speculative disable of hanging tests. http://crbug.com/241919
-VideoCaptureControllerTest.*
-VideoCaptureHostTest.*
-
-# Hangs under Valgrind, see http://crbug.com/244257
-SmoothScrollGestureControllerTest.Tick
-
-# http://crbug.com/247163
-VideoCaptureManagerTest.CloseWithoutStop
-VideoCaptureManagerTest.CreateAndClose
-VideoCaptureManagerTest.StartUsingId
-
-# http://crbug.com/247601
-FontSerializationTest.StyledFonts
-MacSandboxTest.FontLoadingTest
-VideoCaptureManagerTest.CreateAndAbort
-VideoCaptureManagerTest.ManipulateDeviceAndCheckCapabilities
-VideoCaptureManagerTest.StartDeviceAndGetDeviceFormatInUse
-
-# http://crbug.com/280583
-DesktopCaptureDeviceTest.ScreenResolutionChangeVariableResolution
-DesktopCaptureDeviceTest.Capture
-
-# http://crbug.com/303709
-GamepadProviderTest.PollingAccess
-GamepadProviderTest.UserGesture
-
-# 'impossible' happend. http://crbug.com/365715, crbug.com/51716
-AppCacheRequestHandlerTest.*
-AppCacheResponseTest.*
-AppCacheStorageImplTest.*
-AppCacheStorageImplTest.*
-AppCacheUpdateJobTest.AlreadyChecking
-AppCacheUpdateJobTest.ManifestMissingMimeTypeTest
-
-# http://crbug.com/391513
-GamepadServiceTest.*
-
-# http://crbug.com/412903
-HostVarTrackerTest.DeleteObjectVarWithInstance
-
-# http://crbug.com/417582
-OneWriterSeqLockTest.ManyThreads

tools/valgrind/gtest_exclude/ipc_tests.gtest_mac.txt

-# Flaky under Valgrind. See http://crbug.com/543429
-IPCAttachmentBrokerMacTest.SendSharedMemoryHandleToSelf

tools/valgrind/gtest_exclude/media_unittests.gtest_mac.txt

-# Crashes under Valgrind on Mac, http://crbug.com/247601
-VideoCaptureDeviceTest.FakeCapture
-VideoCaptureDeviceTest.FakeCaptureVariableResolution
-
-# Times out under Valgrind, http://crbug.com/389087
-VideoFrameSchedulerImplTest.EventualDisplay
-
-# Times out under Valgrind, http://crbug.com/444578
-PipelineIntegrationTest.*
-
-# Takes too long to run. crbug.com/542535.
-SingleVersusMultithreaded/VirtualAudioInputStreamTest.MultipleOutputs/1
-SingleVersusMultithreaded/VirtualAudioInputStreamTest.MultipleOutputs/0
-SingleVersusMultithreaded/VirtualAudioInputStreamTest.ComprehensiveTest/1
-SingleVersusMultithreaded/VirtualAudioInputStreamTest.ComprehensiveTest/0
-VideoRendererAlgorithmTest.CadenceBasedTest

tools/valgrind/gtest_exclude/midi_unittests.gtest_mac.txt

-# Hangs the whole Mac Valgrind bot: http://crbug.com/462483
-MidiManagerMacTest.MidiNotification

tools/valgrind/gtest_exclude/net_unittests.gtest_mac.txt

-# Very slow under Valgrind, (see <http://crbug.com/37289>).
-KeygenHandlerTest.SmokeTest

tools/valgrind/gtest_exclude/remoting_unittests.gtest_mac.txt

-# http://crbug.com/558341
-WebrtcTransportTest.Connects
-WebrtcTransportTest.DataStream
-Webrtc/ConnectionTest.*
-# http://crbug.com/576251
-WebrtcTransportTest.DataStreamLate
-WebrtcTransportTest.TerminateDataChannel

tools/valgrind/gtest_exclude/safe_browsing_tests.gtest_mac.txt

-# Fails on Valgrind/Mac, see http://crbug.com/69280
-SafeBrowsingServiceTest.SafeBrowsingSystemTest