Rename "OnReceivedFrame" to "OnAssembledFrame"

The new name fits better.

Bug: None
Change-Id: I1f201ff07915ed6c18efeefb7380e2b286742bb9
Reviewed-on: https://webrtc-review.googlesource.com/c/123800
Commit-Queue: Elad Alon <eladalon@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Philip Eliasson <philipel@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26814}
diff --git a/modules/video_coding/packet_buffer.cc b/modules/video_coding/packet_buffer.cc
index 781a5a2..11cc06e 100644
--- a/modules/video_coding/packet_buffer.cc
+++ b/modules/video_coding/packet_buffer.cc
@@ -36,15 +36,15 @@
     Clock* clock,
     size_t start_buffer_size,
     size_t max_buffer_size,
-    OnReceivedFrameCallback* received_frame_callback) {
+    OnAssembledFrameCallback* assembled_frame_callback) {
   return rtc::scoped_refptr<PacketBuffer>(new PacketBuffer(
-      clock, start_buffer_size, max_buffer_size, received_frame_callback));
+      clock, start_buffer_size, max_buffer_size, assembled_frame_callback));
 }
 
 PacketBuffer::PacketBuffer(Clock* clock,
                            size_t start_buffer_size,
                            size_t max_buffer_size,
-                           OnReceivedFrameCallback* received_frame_callback)
+                           OnAssembledFrameCallback* assembled_frame_callback)
     : clock_(clock),
       size_(start_buffer_size),
       max_size_(max_buffer_size),
@@ -53,7 +53,7 @@
       is_cleared_to_first_seq_num_(false),
       data_buffer_(start_buffer_size),
       sequence_buffer_(start_buffer_size),
-      received_frame_callback_(received_frame_callback),
+      assembled_frame_callback_(assembled_frame_callback),
       unique_frames_seen_(0),
       sps_pps_idr_is_h264_keyframe_(
           field_trial::IsEnabled("WebRTC-SpsPpsIdrIsH264Keyframe")) {
@@ -133,7 +133,7 @@
   }
 
   for (std::unique_ptr<RtpFrameObject>& frame : found_frames)
-    received_frame_callback_->OnReceivedFrame(std::move(frame));
+    assembled_frame_callback_->OnAssembledFrame(std::move(frame));
 
   return true;
 }
@@ -203,7 +203,7 @@
   }
 
   for (std::unique_ptr<RtpFrameObject>& frame : found_frames)
-    received_frame_callback_->OnReceivedFrame(std::move(frame));
+    assembled_frame_callback_->OnAssembledFrame(std::move(frame));
 }
 
 absl::optional<int64_t> PacketBuffer::LastReceivedPacketMs() const {