Remove redundant exit-detection code.

content/ppapi_plugin/ppapi_thread.cc

Index: content/ppapi_plugin/ppapi_thread.cc
diff --git a/content/ppapi_plugin/ppapi_thread.cc b/content/ppapi_plugin/ppapi_thread.cc
index c2b4e04c9550e1c240862df18dc7d6be7d8aef44..c4021cb7ea0a3a49323f29e417a47f66cdd31181 100644
--- a/content/ppapi_plugin/ppapi_thread.cc
+++ b/content/ppapi_plugin/ppapi_thread.cc
@@ -115,11 +115,6 @@ void PpapiThread::Shutdown() {
   if (plugin_entry_points_.shutdown_module)
     plugin_entry_points_.shutdown_module();
   WebKit::shutdown();
-
-#if defined(OS_WIN)
-  if (permissions_.HasPermission(ppapi::PERMISSION_FLASH))
-    base::win::SetShouldCrashOnProcessDetach(false);
-#endif
 }
 
 bool PpapiThread::Send(IPC::Message* msg) {
@@ -308,11 +303,6 @@ void PpapiThread::OnLoadPlugin(const base::FilePath& path,
   // If code subsequently tries to exit using abort(), force a crash (since
   // otherwise these would be silent terminations and fly under the radar).
   base::win::SetAbortBehaviorForCrashReporting();
-  if (permissions.HasPermission(ppapi::PERMISSION_FLASH)) {
-    // Force a crash for exit(), _exit(), or ExitProcess(), but only do that for
-    // Pepper Flash.
-    base::win::SetShouldCrashOnProcessDetach(true);
-  }
 
   // Once we lower the token the sandbox is locked down and no new modules
   // can be loaded. TODO(cpu): consider changing to the loading style of