Adding Change-Id to README to track the latest merge checkpoint.

Change-Id: Idd5ccd907c011112e1abe9255ad6a7e9ec6ad54a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1979141
Commit-Queue: Jonathan Freed <freedjm@chromium.org>
Reviewed-by: Dan H <harringtond@chromium.org>
Auto-Submit: Jonathan Freed <freedjm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#727206}

chrome/android/feed/README.md

@@ -9,8 +9,4 @@ implementations of classes to facilitate compiling out dependencies on
 [//third_party/feed_library/](../../../third_party/feed_library/) and
 [//components/feed/](../../../components/feed/) when the `enable_feed_in_chrome`
 build flag is disabled. The public classes and methods in real/dummy used by
-[//chrome/android/java/](../java/) must have identical signatures.
-
+[//chrome/android/java/](../java/) must have identical signatures.
\ No newline at end of file
-Library code and host API definitions can be found under
-[//third_party/feed_library/](../../../third_party/feed_library/). More information about the
-library is available in the [README.md](../../../third_party/feed_library/src/README.md).

chrome/android/feed/merging.md

+# Manual Merges
+
+[Piet code](https://cs.chromium.org/chromium/src/chrome/android/feed/core/java/src/org/chromium/chrome/browser/feed/library/piet/)
+and [feed wire protos](https://cs.chromium.org/chromium/src/components/feed/core/proto/wire/)
+are hand-merged from https://chromium.googlesource.com/feed regularly.
+
+Last merged Change-Id: I88bde10dbe068bec89b186097c262a89cf849689
\ No newline at end of file