add more exceptions to the stupid renderthread test

chrome/test/data/purify/unit_tests.exe_MLK.txt

Index: chrome/test/data/purify/unit_tests.exe_MLK.txt
diff --git a/chrome/test/data/purify/unit_tests.exe_MLK.txt b/chrome/test/data/purify/unit_tests.exe_MLK.txt
index 3dcb3dde11d2e515c9c499944b938a0266d5cb03..22a0893e9dad3040fa66b591ac1fb2d8b8658273 100644
--- a/chrome/test/data/purify/unit_tests.exe_MLK.txt
+++ b/chrome/test/data/purify/unit_tests.exe_MLK.txt
@@ -127,29 +127,4 @@ Alloc Location
    testing/gtest/src/gtest.cc  testing::Test::Run(void)
    ^^^  
 
-?_Allocate@PAVMessage@IPC@@@std@@YAPAPAVMessage@IPC@@IPAPAV12@@Z [unit_tests.exe]
-Alloc Location
-   ...  
-   ipc/ipc_channel_win.cc  IPC::Channel::ChannelImpl::Send(Message::IPC *)
-   ipc/ipc_channel_win.cc  IPC::Channel::Send(Message::IPC *)
-   ipc/ipc_channel_proxy.cc  IPC::ChannelProxy::Context::OnSendMessage(Message::IPC *)
-   ipc/ipc_channel_proxy.cc  IPC::SendTask::Run(void)
-   base/message_loop.cc  MessageLoop::RunTask(Task *)
-   ^^^  
 
-?_Allocate@PAVMessage@IPC@@@std@@YAPAPAVMessage@IPC@@IPAPAV12@@Z [unit_tests.exe]
-Alloc Location
-   ...  
-   ipc/ipc_channel_win.cc  IPC::Channel::ChannelImpl::Send(Message::IPC *)
-   ipc/ipc_channel_win.cc  IPC::Channel::Send(Message::IPC *)
-   ipc/ipc_channel_proxy.cc  IPC::ChannelProxy::Context::OnSendMessage(Message::IPC *)
-   ipc/ipc_channel_proxy.cc  IPC::SendTask::Run(void)
-   base/message_loop.cc  MessageLoop::RunTask(Task *)
-   ^^^  
-
-?A0xc590570c::RenderThreadTest_TestVisitedMsg_Test::TestBody(void) [unit_tests.exe]
-Alloc Location
-   ...  
-   chrome/renderer/render_thread_unittest.cc  RenderThreadTest_TestVisitedMsg_Test::TestBody(void)
-   testing/gtest/src/gtest.cc  testing::Test::Run(void)
-   ^^^