Partially convert geolocation IPC to Mojo.

content/browser/geolocation/geolocation_service_context.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/browser/geolocation/geolocation_service_context.h"
+
+namespace content {
+
+GeolocationServiceContext::GeolocationServiceContext() : paused_(false) {
+}
+
+GeolocationServiceContext::~GeolocationServiceContext() {
+}
+
+void GeolocationServiceContext::CreateService(
+    const base::Closure& update_callback,
+    mojo::InterfaceRequest<GeolocationService> request) {
+  GeolocationServiceImpl* service =
+      new GeolocationServiceImpl(this, update_callback);
+  if (geoposition_override_)
+    service->SetOverride(*geoposition_override_.get());
+  services_.push_back(service);
+  mojo::WeakBindToRequest(service, &request);
+  service->StartListeningForUpdates();
+}
+
+void GeolocationServiceContext::ServiceHadConnectionError(
+    GeolocationServiceImpl* service) {
+  auto it = std::find(services_.begin(), services_.end(), service);
+  DCHECK(it != services_.end());
+  services_.erase(it);
+}
+
+void GeolocationServiceContext::PauseUpdates() {
+  paused_ = true;
+  for (auto* service : services_) {
+    service->PauseUpdates();
+  }
+}
+
+void GeolocationServiceContext::ResumeUpdates() {
+  paused_ = false;
+  for (auto* service : services_) {
+    service->ResumeUpdates();
+  }
+}
+
+void GeolocationServiceContext::SetOverride(
+    scoped_ptr<Geoposition> geoposition) {
+  geoposition_override_.swap(geoposition);
+  for (auto* service : services_) {
+    service->SetOverride(*geoposition_override_.get());
+  }
+}
+
+void GeolocationServiceContext::ClearOverride() {
+  for (auto* service : services_) {
+    service->ClearOverride();
+  }
+}
+
+}  // namespace content