Remove the contents of tools/valgrind/tsan.

tools/valgrind/tsan/ignores_win32.txt

Index: tools/valgrind/tsan/ignores_win32.txt
diff --git a/tools/valgrind/tsan/ignores_win32.txt b/tools/valgrind/tsan/ignores_win32.txt
deleted file mode 100644
index 195c0cccb3165a56182af4ad87a757dc59884ea8..0000000000000000000000000000000000000000
--- a/tools/valgrind/tsan/ignores_win32.txt
+++ /dev/null
@@ -1,72 +0,0 @@
-# This file lists the functions, object files and source files
-# which should be ignored (i.e. not instrumented) by ThreadSanitizer on Windows.
-
-# We ignore security libraries for now since their instrumentation is very slow.
-# TODO(timurrrr): investigate whether we need to instrument them
-obj:*CRYPT32.dll
-obj:*RPCRT4.dll
-fun_r:*SHA256*
-fun_r:*BCryptGenerateSymmetricKey*
-fun_r:*CryptAcquireContext*
-
-obj:*WINHTTP.dll
-obj:*imagehlp.dll
-
-# Instrumenting IP Helper API causes crashes.
-# TODO(szym): investigate http://crbug.com/146119
-obj:*IPHLPAPI.dll
-
-# Use less detailed instrumentation of STL
-fun_hist:*std::*<*
-# Don't instrument some stl internals - they shouldn't be useful
-fun_r:*std::_Debug*
-fun_r:*std::_Lockit*
-
-# Benign race on mutex unlock
-fun:_Mtxunlock
-
-# Benign race during clock initialization
-fun_r:*InitializeClock*
-
-# Some unknown Windows guts
-fun_r:Ordinal_*
-fun:unnamedImageEntryPoint
-fun_r:RtlDestroyQueryDebugBuffer
-fun:_updatetlocinfoEx_nolock
-
-# Strange reports on net_unittests, maybe related to raising
-# a debug exception by PlatformThread
-# TODO(timurrrr): investigate
-fun_r:*PlatformThread*SetName*
-
-# Recursively ignore Histrogram::Add and friends, see http://crbug.com/62694.
-fun_r:base::Histogram::Add
-fun_r:base::HistogramSamples::Add
-fun_r:base::HistogramBase::AddTime
-
-# ffmpegsumo.dll appears to read a few bytes beyond the end of the buffer.
-fun:_ff_prefetch_mmxext
-
-# Shows up as a race in SHELL32.dll when deleting a directory while opening an
-# unrelated file in another thread. Revealed by DiskCacheBackendTest.DeleteOld.
-# See: https://code.google.com/p/data-race-test/issues/detail?id=114
-fun_r:SHFileOperationW
-
-# Ignore internal file I/O synchronization: crbug.com/146724
-fun_r:_lock_file
-fun_r:_lock_file2
-fun_r:_lock
-fun_r:_flsbuf
-fun_r:_unlock_file
-fun_r:_getstream
-fun_r:_open_osfhandle
-
-# http://crbug.com/272065
-obj:*NLAapi.dll
-
-# Presumably atomic-based optimization in the system allocator.
-fun_r:_heap_alloc_dbg_impl
-
-# http://crbug.com/348908 - looks like TSan doesn't
-# intercept memset() from VS2013 CRT.
-fun_r:memset