Add support for ProxyResolverErrorObserver to ProxyResolverMojo.

net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc

Index: net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
diff --git a/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc b/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
index eff4a6342bb2f34c825685eed6b1078c99d71060..4b434bbfb15c14916ba5471bd82d4e3c2bcd2590 100644
--- a/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
+++ b/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
@@ -5,6 +5,7 @@
 #include "net/proxy/mojo_proxy_resolver_factory_impl.h"
 
 #include "net/proxy/mock_proxy_resolver.h"
+#include "net/proxy/proxy_resolver_error_observer.h"
 #include "net/test/event_waiter.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
@@ -47,8 +48,10 @@ class MojoProxyResolverFactoryImplTest : public testing::Test,
 
   scoped_ptr<ProxyResolver> CreateFakeProxyResolver(
       HostResolver* host_resolver,
+      scoped_ptr<ProxyResolverErrorObserver> error_observer,
       const ProxyResolver::LoadStateChangedCallback& callback) {
     EXPECT_TRUE(host_resolver);
+    EXPECT_TRUE(error_observer);
     instances_created_++;
     waiter_.NotifyEvent(RESOLVER_CREATED);
     return make_scoped_ptr(new FakeProxyResolver(base::Bind(
@@ -74,8 +77,10 @@ TEST_F(MojoProxyResolverFactoryImplTest, DisconnectHostResolver) {
   interfaces::HostResolverPtr host_resolver;
   mojo::InterfaceRequest<interfaces::HostResolver> host_resolver_request =
       mojo::GetProxy(&host_resolver);
+  interfaces::ProxyResolverErrorObserverPtr error_observer;
+  mojo::GetProxy(&error_observer);
   factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
-                           host_resolver.Pass());
+                           host_resolver.Pass(), error_observer.Pass());
   proxy_resolver.set_error_handler(this);
   waiter_.WaitForEvent(RESOLVER_CREATED);
   EXPECT_EQ(1, instances_created_);
@@ -93,8 +98,10 @@ TEST_F(MojoProxyResolverFactoryImplTest, DisconnectProxyResolverClient) {
       mojo::GetProxy(&host_resolver);
   mojo::Binding<interfaces::HostResolver> binding(nullptr, &host_resolver);
   binding.set_error_handler(this);
+  interfaces::ProxyResolverErrorObserverPtr error_observer;
+  mojo::GetProxy(&error_observer);
   factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
-                           host_resolver.Pass());
+                           host_resolver.Pass(), error_observer.Pass());
   waiter_.WaitForEvent(RESOLVER_CREATED);
   EXPECT_EQ(1, instances_created_);
   EXPECT_EQ(0, instances_destroyed_);
@@ -109,8 +116,10 @@ TEST_F(MojoProxyResolverFactoryImplTest, DisconnectBoth) {
   interfaces::HostResolverPtr host_resolver;
   mojo::InterfaceRequest<interfaces::HostResolver> host_resolver_request =
       mojo::GetProxy(&host_resolver);
+  interfaces::ProxyResolverErrorObserverPtr error_observer;
+  mojo::GetProxy(&error_observer);
   factory_->CreateResolver(mojo::GetProxy(&proxy_resolver),
-                           host_resolver.Pass());
+                           host_resolver.Pass(), error_observer.Pass());
   waiter_.WaitForEvent(RESOLVER_CREATED);
   EXPECT_EQ(1, instances_created_);
   EXPECT_EQ(0, instances_destroyed_);