OnionSoup: Move embedded_frame_sink.mojom to public/mojom/frame_sinks

This CL moves public/platform/modules/frame_sinks to public/mojom
to gather mojom files to mojom folder and updates paths for
embedded_frame_sink.mojom.

Bug: 919393
Change-Id: If73981416f251d651fa34f114a68d9f58a14a268
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1534585
Reviewed-by: Kentaro Hara <[email protected]>
Reviewed-by: Kent Tamura <[email protected]>
Reviewed-by: Kinuko Yasuda <[email protected]>
Commit-Queue: Julie Jeongeun Kim <[email protected]>
Cr-Commit-Position: refs/heads/master@{#644603}
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index 6fc8d67..02088ae 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -230,7 +230,7 @@
     ":accessibility_buildflags",
     "//ipc",
     "//media/mojo/interfaces:remoting",
-    "//third_party/blink/public:embedded_frame_sink_mojo_bindings",
+    "//third_party/blink/public/mojom:embedded_frame_sink_mojo_bindings",
     "//third_party/leveldatabase",
   ]