Revert of 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 2bf3320d385b54e21068d4b7b935967dd43b4695..95942763c1575dce8df48cfedce8ef2445b4efdb 100644
--- a/content/public/common/child_process_host_delegate.h
+++ b/content/public/common/child_process_host_delegate.h
@@ -10,10 +10,6 @@
 #include "base/process/process.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_listener.h"
-
-namespace shell {
-class InterfaceProvider;
-}
 
 namespace content {
 
@@ -35,10 +31,6 @@
   // 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