Remove top-level const from parameters in function declarations.

This is a safe cleanup change since top-level const applied to
parameters in function declarations (that are not also
definitions) are ignored by the compiler. Hence, such changes do
not change the type of the declared functions and are simply
no-ops.

Bug: webrtc:13610
Change-Id: Ibafb92c45119a6d8bdb6f9109aa8dad6385163a9
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/249086
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Ali Tofigh <alito@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35802}
diff --git a/modules/audio_coding/test/RTPFile.h b/modules/audio_coding/test/RTPFile.h
index a3d1520..a9f574b 100644
--- a/modules/audio_coding/test/RTPFile.h
+++ b/modules/audio_coding/test/RTPFile.h
@@ -25,11 +25,11 @@
  public:
   virtual ~RTPStream() {}
 
-  virtual void Write(const uint8_t payloadType,
-                     const uint32_t timeStamp,
-                     const int16_t seqNo,
+  virtual void Write(uint8_t payloadType,
+                     uint32_t timeStamp,
+                     int16_t seqNo,
                      const uint8_t* payloadData,
-                     const size_t payloadSize,
+                     size_t payloadSize,
                      uint32_t frequency) = 0;
 
   // Returns the packet's payload size. Zero should be treated as an
@@ -75,11 +75,11 @@
 
   ~RTPBuffer() = default;
 
-  void Write(const uint8_t payloadType,
-             const uint32_t timeStamp,
-             const int16_t seqNo,
+  void Write(uint8_t payloadType,
+             uint32_t timeStamp,
+             int16_t seqNo,
              const uint8_t* payloadData,
-             const size_t payloadSize,
+             size_t payloadSize,
              uint32_t frequency) override;
 
   size_t Read(RTPHeader* rtp_header,
@@ -108,11 +108,11 @@
 
   void ReadHeader();
 
-  void Write(const uint8_t payloadType,
-             const uint32_t timeStamp,
-             const int16_t seqNo,
+  void Write(uint8_t payloadType,
+             uint32_t timeStamp,
+             int16_t seqNo,
              const uint8_t* payloadData,
-             const size_t payloadSize,
+             size_t payloadSize,
              uint32_t frequency) override;
 
   size_t Read(RTPHeader* rtp_header,