Establish MojoChildConnection from BrowserChildProcessHostImpl

content/public/test/test_mojo_shell_context.cc

Index: content/public/test/test_mojo_shell_context.cc
diff --git a/content/public/test/test_mojo_shell_context.cc b/content/public/test/test_mojo_shell_context.cc
new file mode 100644
index 0000000000000000000000000000000000000000..13e89bfbeee64ede6a857a45d307bf5cc81fb9b3
--- /dev/null
+++ b/content/public/test/test_mojo_shell_context.cc
@@ -0,0 +1,16 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/public/test/test_mojo_shell_context.h"
+
+#include "content/browser/mojo/mojo_shell_context.h"
+
+namespace content {
+
+TestMojoShellContext::TestMojoShellContext()
+    : context_(new MojoShellContext) {}
+
+TestMojoShellContext::~TestMojoShellContext() {}
+
+}  // namespace content