Add network setup code to BlimpClientContextImpl

blimp/client/core/blimp_client_context_impl_unittest.cc

Index: blimp/client/core/blimp_client_context_impl_unittest.cc
diff --git a/blimp/client/core/blimp_client_context_impl_unittest.cc b/blimp/client/core/blimp_client_context_impl_unittest.cc
index e37dee7241e7fe84ae843e63c06112541b576964..dc5fbde3b3348bf6e7aa00703d0bd03b9c46dcf1 100644
--- a/blimp/client/core/blimp_client_context_impl_unittest.cc
+++ b/blimp/client/core/blimp_client_context_impl_unittest.cc
@@ -4,6 +4,8 @@
 
 #include "blimp/client/core/blimp_client_context_impl.h"
 
+#include "base/message_loop/message_loop.h"
+#include "base/threading/thread.h"
 #include "blimp/client/public/blimp_client_context_delegate.h"
 #include "blimp/client/public/contents/blimp_contents.h"
 #include "blimp/client/test/test_blimp_client_context_delegate.h"
@@ -14,7 +16,15 @@ namespace client {
 namespace {
 
 TEST(BlimpClientContextImpl, CreatedBlimpContentsGetsHelpersAttached) {
-  BlimpClientContextImpl blimp_client_context;
+  base::MessageLoop message_loop;
+
+  // Start IO thread.
+  base::Thread io_thread("BlimpTestIO");
+  base::Thread::Options options;
+  options.message_loop_type = base::MessageLoop::TYPE_IO;
+  io_thread.StartWithOptions(options);
+
+  BlimpClientContextImpl blimp_client_context(io_thread.task_runner());
   TestBlimpClientContextDelegate delegate;
   blimp_client_context.SetDelegate(&delegate);