Cleanup scripts and suppressions for TSan v1

Since we don't use it anymore on Linux and don't plan
to ever support it for Windows.

BUG=
R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/31649004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7420 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/tools/valgrind-webrtc/webrtc_tests.py b/tools/valgrind-webrtc/webrtc_tests.py
index d5a79eb..b8b398b 100755
--- a/tools/valgrind-webrtc/webrtc_tests.py
+++ b/tools/valgrind-webrtc/webrtc_tests.py
@@ -18,9 +18,6 @@
 suppression files:
   valgrind/memcheck/suppressions.txt
   valgrind/memcheck/suppressions_mac.txt
-  valgrind/tsan/suppressions.txt
-  valgrind/tsan/suppressions_mac.txt
-  valgrind/tsan/suppressions_win32.txt
 Since they're referenced from the chrome_tests.py script, we have similar files
 below the directory of this script. When executing, this script will setup both
 Chrome's suppression files and our own, so we can easily maintain WebRTC
@@ -65,7 +62,7 @@
                                                 cmd)
 
     # When ChromeTests._DefaultCommand has executed, it has setup suppression
-    # files based on what's found in the memcheck/ or tsan/ subdirectories of
+    # files based on what's found in the memcheck/ subdirectory of
     # this script's location. If Mac or Windows is executing, additional
     # platform specific files have also been added.
     # Since only the ones located below this directory are added, we must also