Embed a mojo ApplicationManager in content/browser

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index 50d0d8260023e27e578585f37344b5151a9b4a86..4c988c3d414fcdbb7f323d2b09866db75f03592b 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -51,6 +51,7 @@
 #include "content/common/host_shared_bitmap_manager.h"
 #include "content/public/browser/browser_main_parts.h"
 #include "content/public/browser/content_browser_client.h"
+#include "content/public/browser/mojo_shell_context.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/tracing_controller.h"
 #include "content/public/common/content_switches.h"
@@ -867,6 +868,8 @@ void BrowserMainLoop::ShutdownThreadsAndCleanUp() {
       base::Bind(base::IgnoreResult(&base::ThreadRestrictions::SetIOAllowed),
                  true));
 
+  mojo_shell_context_.reset();
+
 #if !defined(OS_IOS)
   if (RenderProcessHost::run_renderer_in_process())
     RenderProcessHostImpl::ShutDownInProcessRenderer();
@@ -1223,6 +1226,8 @@ int BrowserMainLoop::BrowserThreadsStarted() {
 
 #endif  // !defined(OS_IOS)
 
+  mojo_shell_context_ = MojoShellContext::Create();
+
   return result_code_;
 }