Establish MojoChildConnection from BrowserChildProcessHostImpl

content/public/common/child_process_host_delegate.h

Index: content/public/common/child_process_host_delegate.h
diff --git a/content/public/common/child_process_host_delegate.h b/content/public/common/child_process_host_delegate.h
index 95942763c1575dce8df48cfedce8ef2445b4efdb..2bf3320d385b54e21068d4b7b935967dd43b4695 100644
--- a/content/public/common/child_process_host_delegate.h
+++ b/content/public/common/child_process_host_delegate.h
@@ -11,6 +11,10 @@
 #include "content/common/content_export.h"
 #include "ipc/ipc_listener.h"
 
+namespace shell {
+class InterfaceProvider;
+}
+
 namespace content {
 
 // Interface that all users of ChildProcessHost need to provide.
@@ -31,6 +35,10 @@ class ChildProcessHostDelegate : public IPC::Listener {
   // Returns a reference to the child process. This can be called only after
   // OnProcessLaunched is called or it will be invalid and may crash.
   virtual const base::Process& GetProcess() const = 0;
+
+  // Returns the shell::InterfaceProvider the process host can use to bind
+  // interfaces exposed to it from the child.
+  CONTENT_EXPORT virtual shell::InterfaceProvider* GetRemoteInterfaces();
 };
 
 };  // namespace content