Partially convert geolocation IPC to Mojo.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index c1c14271a73a2558628c21240503339c22e31346..96f9de5ff090258e2c9d53f104ed3c7c63a350c4 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -24,6 +24,7 @@
 #include "content/browser/frame_host/render_frame_host_delegate.h"
 #include "content/browser/frame_host/render_frame_proxy_host.h"
 #include "content/browser/frame_host/render_widget_host_view_child_frame.h"
+#include "content/browser/geolocation/geolocation_service_context.h"
 #include "content/browser/renderer_host/input/input_router.h"
 #include "content/browser/renderer_host/input/timeout_monitor.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
@@ -203,6 +204,7 @@ RenderFrameHostImpl::RenderFrameHostImpl(RenderViewHostImpl* render_view_host,
   }
 
   if (GetProcess()->GetServiceRegistry()) {
+    RegisterMojoServices();
     GetProcess()->GetServiceRegistry()->ConnectToRemoteService(
         &render_frame_setup_);
     mojo::ServiceProviderPtr service_provider;
@@ -1196,6 +1198,18 @@ void RenderFrameHostImpl::OnHidePopup() {
 }
 #endif
 
+void RenderFrameHostImpl::RegisterMojoServices() {
+  GeolocationServiceContext* geolocation_service_context =
+      delegate_ ? delegate_->GetGeolocationServiceContext() : NULL;
+  if (geolocation_service_context) {
+    GetServiceRegistry()->AddService<GeolocationService>(

[Charlie Reis, 2014/10/23 17:27:17]

nit: Can we add a TODO to add the process ID here, with a reference to
http://crbug.com/426384?

[blundell, 2014/10/24 09:57:12]

Done.

+        base::Bind(&GeolocationServiceContext::CreateService,
+                   base::Unretained(geolocation_service_context),
+                   base::Bind(&RenderFrameHostImpl::DidUseGeolocationPermission,
+                              base::Unretained(this))));
+  }
+}
+
 void RenderFrameHostImpl::SetState(RenderFrameHostImplState rfh_state) {
   // Only main frames should be swapped out and retained inside a proxy host.
   if (rfh_state == STATE_SWAPPED_OUT)
@@ -1569,4 +1583,12 @@ void RenderFrameHostImpl::CancelSuspendedNavigations() {
   navigations_suspended_ = false;
 }
 
+void RenderFrameHostImpl::DidUseGeolocationPermission() {
+  RenderFrameHost* top_frame = frame_tree_node()->frame_tree()->GetMainFrame();
+  GetContentClient()->browser()->DidUseGeolocationPermission(
+      delegate_->GetAsWebContents(),
+      GetLastCommittedURL().GetOrigin(),
+      top_frame->GetLastCommittedURL().GetOrigin());
+}
+
 }  // namespace content