Revert of Update mojo sdk to rev c02a28868825edfa57ab77947b8cb15e741c5598

third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h

Index: third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h
diff --git a/third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h b/third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h
index 00514ddb5427dffc973349ea95f376b62922617f..04f4902bd89223ab2a1a83c8574bdcc2bf3f7bc9 100644
--- a/third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h
+++ b/third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h
@@ -8,6 +8,7 @@
 #include <algorithm>
 
 #include "mojo/public/cpp/bindings/callback.h"
+#include "mojo/public/cpp/bindings/error_handler.h"
 #include "mojo/public/cpp/bindings/interface_ptr_info.h"
 #include "mojo/public/cpp/bindings/lib/interface_ptr_internal.h"
 #include "mojo/public/cpp/environment/environment.h"
@@ -73,9 +74,6 @@
       internal_state_.Bind(info.Pass(), waiter);
   }
 
-  // Returns whether or not this InterfacePtr is bound to a message pipe.
-  bool is_bound() const { return internal_state_.is_bound(); }
-
   // Returns a raw pointer to the local proxy. Caller does not take ownership.
   // Note that the local proxy is thread hostile, as stated above.
   Interface* get() const { return internal_state_.instance(); }
@@ -136,6 +134,19 @@
     internal_state_.set_connection_error_handler(error_handler);
   }
 
+  // Similar to the method above but uses the ErrorHandler interface instead of
+  // a callback.
+  // NOTE: Deprecated. Please use the method above.
+  // TODO(yzshen): Remove this method once all callsites are converted.
+  void set_error_handler(ErrorHandler* error_handler) {
+    if (error_handler) {
+      set_connection_error_handler(
+          [error_handler]() { error_handler->OnConnectionError(); });
+    } else {
+      set_connection_error_handler(Closure());
+    }
+  }
+
   // Unbinds the InterfacePtr and returns the information which could be used
   // to setup an InterfacePtr again. This method may be used to move the proxy
   // to a different thread (see class comments for details).