[Device Service] Decouple NFC implementation from //content

content/browser/frame_host/render_frame_host_delegate.h

Index: content/browser/frame_host/render_frame_host_delegate.h
diff --git a/content/browser/frame_host/render_frame_host_delegate.h b/content/browser/frame_host/render_frame_host_delegate.h
index 081986b44116e3abf4105484ac082401c7eb6b0f..5079adfb8c414403e83ace8cdaf07734b90713d7 100644
--- a/content/browser/frame_host/render_frame_host_delegate.h
+++ b/content/browser/frame_host/render_frame_host_delegate.h
@@ -29,6 +29,7 @@
 
 #if defined(OS_ANDROID)
 #include "base/android/scoped_java_ref.h"
+#include "device/nfc/nfc.mojom.h"
 #endif
 
 class GURL;
@@ -194,6 +195,11 @@ class CONTENT_EXPORT RenderFrameHostDelegate {
   // Gets the WakeLockService that serves wake lock requests from the renderer.
   virtual device::mojom::WakeLockService* GetRendererWakeLock();
 
+#if defined(OS_ANDROID)
+  // Gets an NFC implementation within the context of this delegate.
+  virtual void GetNFC(device::nfc::mojom::NFCRequest request);
+#endif
+
   // Notification that the frame wants to go into fullscreen mode.
   // |origin| represents the origin of the frame that requests fullscreen.
   virtual void EnterFullscreenMode(const GURL& origin) {}