[System-Keyboard-Lock] Forward navigator functions to RenderFrameHost

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index c8e0c7c256d7a0d066eb2ef5ba76d20e616c6d46..4aa1018b40d626ac216fdaecbd363fcd42465b60 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -193,6 +193,11 @@ class CONTENT_EXPORT RenderFrameHostImpl
   void GetInterfaceProvider(
       service_manager::mojom::InterfaceProviderRequest interfaces) override;
 
+  void RequestKeyLock(const std::vector<std::string>& key_codes,
+                      const RequestKeyLockCallback& callback) override;
+
+  void CancelKeyLock(const CancelKeyLockCallback& callback) override;
+
   // IPC::Sender
   bool Send(IPC::Message* msg) override;