Removed bogus threading test to make TSAN happy.

test/unittests/base/platform/platform-unittest.cc

Index: test/unittests/base/platform/platform-unittest.cc
diff --git a/test/unittests/base/platform/platform-unittest.cc b/test/unittests/base/platform/platform-unittest.cc
index b17a9b9ef49b6c0737b6480af52d2cee09ac86ed..8392b55462446cc13cf09546b5e6cf84743f8f66 100644
--- a/test/unittests/base/platform/platform-unittest.cc
+++ b/test/unittests/base/platform/platform-unittest.cc
@@ -36,24 +36,6 @@ TEST(OS, GetCurrentProcessId) {
 
 namespace {
 
-class SelfJoinThread FINAL : public Thread {
- public:
-  SelfJoinThread() : Thread(Options("SelfJoinThread")) {}
-  void Run() FINAL { Join(); }
-};
-
-}  // namespace
-
-
-TEST(Thread, DISABLE_ON_ANDROID(SelfJoin)) {
-  SelfJoinThread thread;
-  thread.Start();
-  thread.Join();
-}
-
-
-namespace {
-
 class ThreadLocalStorageTest : public Thread, public ::testing::Test {
  public:
   ThreadLocalStorageTest() : Thread(Options("ThreadLocalStorageTest")) {