Renderers should obtain browser InterfaceProvider by connecting to browser

content/public/common/mojo_shell_connection.h

Index: content/public/common/mojo_shell_connection.h
diff --git a/content/public/common/mojo_shell_connection.h b/content/public/common/mojo_shell_connection.h
index 577f1282b0cefa8ca55fa71ca2c79b699b6fbf11..3b7453149b505641cd5dac49c88fb342a3e8d2de 100644
--- a/content/public/common/mojo_shell_connection.h
+++ b/content/public/common/mojo_shell_connection.h
@@ -114,6 +114,11 @@ class CONTENT_EXPORT MojoShellConnection {
   virtual void AddConnectionFilter(
       std::unique_ptr<ConnectionFilter> filter) = 0;
 
+  // Returns ownership of |filter|, added via AddConnectionFilter(), to the
+  // caller.
+  virtual std::unique_ptr<ConnectionFilter> RemoveConnectionFilter(
+      ConnectionFilter* filter) = 0;
+
   // Adds an embedded service to this connection's ServiceFactory.
   // |info| provides details on how to construct new instances of the
   // service when an incoming connection is made to |name|.