FBTF: Remove unneeded headers from base/ (part 9)

webkit/tools/test_shell/simple_appcache_system.cc

Index: webkit/tools/test_shell/simple_appcache_system.cc
===================================================================
--- webkit/tools/test_shell/simple_appcache_system.cc	(revision 66704)
+++ webkit/tools/test_shell/simple_appcache_system.cc	(working copy)
@@ -4,8 +4,10 @@
 
 #include "webkit/tools/test_shell/simple_appcache_system.h"
 
+#include <string>
+#include <vector>
+
 #include "base/callback.h"
-#include "base/lock.h"
 #include "base/task.h"
 #include "base/waitable_event.h"
 #include "webkit/appcache/appcache_interceptor.h"
@@ -63,15 +65,15 @@
       const appcache::AppCacheInfo& info) {
     if (!system_)
       return;
-    if (system_->is_io_thread())
+    if (system_->is_io_thread()) {
       system_->ui_message_loop()->PostTask(FROM_HERE, NewRunnableMethod(
           this, &SimpleFrontendProxy::OnCacheSelected,
           host_id, info));
-    else if (system_->is_ui_thread()) {
+    } else if (system_->is_ui_thread()) {
       system_->frontend_impl_.OnCacheSelected(host_id, info);
+    } else {
+      NOTREACHED();
     }
-    else
-      NOTREACHED();
   }
 
   virtual void OnStatusChanged(const std::vector<int>& host_ids,