Minor cleanup. Adds test size annotations and moves the declaration of Http2Adapter::RstStream within the header file.

PiperOrigin-RevId: 375152110
diff --git a/http2/adapter/http2_adapter.h b/http2/adapter/http2_adapter.h
index ef2ae0a..c97fd27 100644
--- a/http2/adapter/http2_adapter.h
+++ b/http2/adapter/http2_adapter.h
@@ -56,6 +56,10 @@
   virtual void SubmitWindowUpdate(Http2StreamId stream_id,
                                   int window_increment) = 0;
 
+  // Submits a RST_STREAM for the given |stream_id| and |error_code|.
+  virtual void SubmitRst(Http2StreamId stream_id,
+                         Http2ErrorCode error_code) = 0;
+
   // Submits a METADATA frame for the given stream (a |stream_id| of 0 indicates
   // connection-level METADATA). If |fin|, the frame will also have the
   // END_METADATA flag set.
@@ -74,10 +78,6 @@
   virtual void MarkDataConsumedForStream(Http2StreamId stream_id,
                                          size_t num_bytes) = 0;
 
-  // Submits a RST_STREAM for the given stream.
-  virtual void SubmitRst(Http2StreamId stream_id,
-                         Http2ErrorCode error_code) = 0;
-
  protected:
   // Subclasses should expose a public factory method for constructing and
   // initializing (via Initialize()) adapter instances.
diff --git a/http2/adapter/nghttp2_adapter.h b/http2/adapter/nghttp2_adapter.h
index 13c2ffc..55f8d3d 100644
--- a/http2/adapter/nghttp2_adapter.h
+++ b/http2/adapter/nghttp2_adapter.h
@@ -54,6 +54,9 @@
   void SubmitWindowUpdate(Http2StreamId stream_id,
                           int window_increment) override;
 
+  // Submits a RST_STREAM for the given |stream_id| and |error_code|.
+  void SubmitRst(Http2StreamId stream_id, Http2ErrorCode error_code) override;
+
   // Submits a METADATA frame for the given stream (a |stream_id| of 0 indicates
   // connection-level METADATA). If |end_metadata|, the frame will also have the
   // END_METADATA flag set.
@@ -72,9 +75,6 @@
   void MarkDataConsumedForStream(Http2StreamId stream_id,
                                  size_t num_bytes) override;
 
-  // Submits a RST_STREAM with the desired |error_code|.
-  void SubmitRst(Http2StreamId stream_id, Http2ErrorCode error_code) override;
-
   // TODO(b/181586191): Temporary accessor until equivalent functionality is
   // available in this adapter class.
   NgHttp2Session& session() { return *session_; }