Add interface versioning. Methods queryVersion and requireVersion.

extensions/renderer/dispatcher.cc

Index: extensions/renderer/dispatcher.cc
diff --git a/extensions/renderer/dispatcher.cc b/extensions/renderer/dispatcher.cc
index 014d9f13fa3d4fa58094b5bc2f368af850eeaf70..6c7853ac630def7bc018fc35be16d0f0f5aeda4b 100644
--- a/extensions/renderer/dispatcher.cc
+++ b/extensions/renderer/dispatcher.cc
@@ -752,6 +752,9 @@ std::vector<std::pair<std::string, int> > Dispatcher::GetJsResources() {
       std::make_pair(mojo::kUnicodeModuleName, IDR_MOJO_UNICODE_JS));
   resources.push_back(
       std::make_pair(mojo::kValidatorModuleName, IDR_MOJO_VALIDATOR_JS));
+  resources.push_back(
+      std::make_pair(mojo::kControlMessageProxyModuleName,
+                     IDR_MOJO_CONTROL_MESSAGE_PROXY_JS));
   resources.push_back(std::make_pair("async_waiter", IDR_ASYNC_WAITER_JS));
   resources.push_back(std::make_pair("keep_alive", IDR_KEEP_ALIVE_JS));
   resources.push_back(std::make_pair("extensions/common/mojo/keep_alive.mojom",