Documents what ApplicationManager::Delegate do

shell/context.cc

Index: shell/context.cc
diff --git a/shell/context.cc b/shell/context.cc
index 52b77acf5c063b081a77fdb972abf5a7cfebef9f..f97d0a5df0d45cb5e15bc20e3dcbe05fda8aa57e 100644
--- a/shell/context.cc
+++ b/shell/context.cc
@@ -304,14 +304,14 @@ void Context::Shutdown() {
   base::MessageLoop::current()->Run();
 }
 
-GURL Context::ResolveURL(const GURL& url) {
-  return url_resolver_.ResolveMojoURL(url);
-}
-
 GURL Context::ResolveMappings(const GURL& url) {
   return url_resolver_.ApplyMappings(url);
 }
 
+GURL Context::ResolveMojoURL(const GURL& url) {
+  return url_resolver_.ResolveMojoURL(url);
+}
+
 void Context::OnShutdownComplete() {
   DCHECK_EQ(base::MessageLoop::current()->task_runner(),
             task_runners_->shell_runner());