HostResolver is exposed to plugin.

content/renderer/pepper/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper/pepper_plugin_delegate_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.cc b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
index 187aae4474999664e3e5fa639c53ca3c35710500..bf70d3c62fa19dbcf250579c7725750e3ff2da18 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
@@ -5,6 +5,7 @@
 #include "content/renderer/pepper/pepper_plugin_delegate_impl.h"
 
 #include <cmath>
+#include <cstddef>
 #include <map>
 #include <queue>
 
@@ -56,11 +57,13 @@
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_flash.h"
 #include "ppapi/c/private/ppb_flash_net_connector.h"
+// #include "ppapi/c/private/ppb_host_resolver_private.h"

[yzshen1, 2012/02/28 08:29:00]

Remove it instead of commenting it out.

[ygorshenin1, 2012/02/28 12:09:47]

Done.

 #include "ppapi/proxy/host_dispatcher.h"
 #include "ppapi/proxy/ppapi_messages.h"
-#include "ppapi/shared_impl/ppb_device_ref_shared.h"
 #include "ppapi/shared_impl/platform_file.h"
 #include "ppapi/shared_impl/ppapi_preferences.h"
+#include "ppapi/shared_impl/ppb_device_ref_shared.h"
+#include "ppapi/shared_impl/private/network_list.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCursorInfo.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFileChooserCompletion.h"
@@ -1330,6 +1333,45 @@ void PepperPluginDelegateImpl::TCPServerSocketStopListening(
   }
 }
 
+void PepperPluginDelegateImpl::RegisterHostResolver(
+    ppapi::PPB_HostResolver_Shared* host_resolver,
+    uint32 host_resolver_id) {
+  host_resolvers_.AddWithID(host_resolver, host_resolver_id);
+}
+
+void PepperPluginDelegateImpl::HostResolverResolve(
+    uint32 host_resolver_id,
+    const std::string& host,
+    uint16_t port,
+    const PP_HostResolver_Private_Hint* hint) {
+  DCHECK(host_resolvers_.Lookup(host_resolver_id));
+  if (hint == NULL) {

[yzshen1, 2012/02/28 08:29:00]

nit: if (!hint) is more common.

[ygorshenin1, 2012/02/28 12:09:47]

Done.

+    PP_HostResolver_Private_Hint empty_hint;
+    empty_hint.family = PP_NETADDRESSFAMILY_UNSPECIFIED;
+    empty_hint.flags = static_cast<PP_HostResolver_Private_Flags>(0);
+    render_view_->Send(
+        new PpapiHostMsg_PPBHostResolver_Resolve(
+            GetRoutingId(),
+            host_resolver_id,
+            host,
+            port,
+            empty_hint));
+  } else {
+    render_view_->Send(
+        new PpapiHostMsg_PPBHostResolver_Resolve(
+            GetRoutingId(),
+            host_resolver_id,
+            host,
+            port,
+            *hint));
+  }
+}
+
+void PepperPluginDelegateImpl::UnregisterHostResolver(
+    uint32 host_resolver_id) {
+  host_resolvers_.Remove(host_resolver_id);
+}
+
 int32_t PepperPluginDelegateImpl::ShowContextMenu(
     webkit::ppapi::PluginInstance* instance,
     webkit::ppapi::PPB_Flash_Menu_Impl* menu,
@@ -1571,6 +1613,8 @@ int PepperPluginDelegateImpl::EnumerateDevices(
 bool PepperPluginDelegateImpl::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PepperPluginDelegateImpl, message)
+    IPC_MESSAGE_HANDLER(PpapiMsg_PPBHostResolver_ResolveACK,

[yzshen1, 2012/02/28 08:29:00]

You might want to keep the list in the same order as the handler definitions.

[ygorshenin1, 2012/02/28 12:09:47]

Done.

+                        OnHostResolverResolveACK)
     IPC_MESSAGE_HANDLER(PpapiMsg_PPBTCPSocket_ConnectACK,
                         OnTCPSocketConnectACK)
     IPC_MESSAGE_HANDLER(PpapiMsg_PPBTCPSocket_SSLHandshakeACK,
@@ -1712,6 +1756,16 @@ void PepperPluginDelegateImpl::OnTCPServerSocketAcceptACK(
   }
 }
 
+void PepperPluginDelegateImpl::OnHostResolverResolveACK(
+    uint32 host_resolver_id,
+    bool succeeded,
+    const ppapi::NetworkList& network_list) {
+  ppapi::PPB_HostResolver_Shared* host_resolver =
+      host_resolvers_.Lookup(host_resolver_id);
+  if (host_resolver)
+    host_resolver->OnResolveCompleted(succeeded, network_list);
+}
+
 int PepperPluginDelegateImpl::GetRoutingId() const {
   return render_view_->routing_id();
 }