Reland of Wake Lock API implementation (Chromium part)

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 39e9fc5c4d805792d3c1c0e2739b5b8ac5143f44..2eb21629d8ac4060822dad4f9939517a3d872919 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -42,6 +42,7 @@
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
+#include "content/browser/wake_lock/wake_lock_service_context.h"
 #include "content/common/accessibility_messages.h"
 #include "content/common/frame_messages.h"
 #include "content/common/input_messages.h"
@@ -1610,6 +1611,18 @@ void RenderFrameHostImpl::RegisterMojoServices() {
                               base::Unretained(this))));
   }
 
+  WakeLockServiceContext* wake_lock_service_context =
+      delegate_ ? delegate_->GetWakeLockServiceContext() : nullptr;
+  if (wake_lock_service_context) {
+    // WakeLockServiceContext is owned by WebContentsImpl so it will outlive
+    // this RenderFrameHostImpl, hence a raw pointer can be bound to service
+    // factory callback.
+    GetServiceRegistry()->AddService<WakeLockService>(
+        base::Bind(&WakeLockServiceContext::CreateService,
+                   base::Unretained(wake_lock_service_context),
+                   GetProcess()->GetID(), GetRoutingID()));
+  }
+
   if (!permission_service_context_)
     permission_service_context_.reset(new PermissionServiceContext(this));