Mojo: Use network service to load non-local Mojo Apps.

mojo/shell/task_runners.cc

Index: mojo/shell/task_runners.cc
diff --git a/mojo/shell/task_runners.cc b/mojo/shell/task_runners.cc
index ec1cffaba06606062aae9f435863819c14351835..573dca6ea298315cf1b07e62ac696de88654497d 100644
--- a/mojo/shell/task_runners.cc
+++ b/mojo/shell/task_runners.cc
@@ -25,12 +25,9 @@ scoped_ptr<base::Thread> CreateIOThread(const char* name) {
 
 TaskRunners::TaskRunners(base::SingleThreadTaskRunner* ui_runner)
     : ui_runner_(ui_runner),
-      cache_thread_(CreateIOThread("cache_thread")),
       io_thread_(CreateIOThread("io_thread")),
-      file_thread_(new base::Thread("file_thread")),
       blocking_pool_(new base::SequencedWorkerPool(kMaxBlockingPoolThreads,
                                                    "blocking_pool")) {
-  file_thread_->Start();
 }
 
 TaskRunners::~TaskRunners() {