Fix no_size_t_to_int_warning in rtp_rtcp:rtp_rtcp_format target

webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h

Index: webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h
diff --git a/webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h b/webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h
index dcb48b63e652430ea5f63d64751f12e0e6fc9021..59ab582cb77368dc6ee3311f84f8fa65f64cc5d9 100644
--- a/webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h
+++ b/webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h
@@ -29,23 +29,23 @@ struct RtpExtensionSize {
 class RtpHeaderExtensionMap {
  public:
   static constexpr RTPExtensionType kInvalidType = kRtpExtensionNone;
-  static constexpr uint8_t kInvalidId = 0;
+  static constexpr int kInvalidId = 0;
 
   RtpHeaderExtensionMap();
   explicit RtpHeaderExtensionMap(rtc::ArrayView<const RtpExtension> extensions);
 
   template <typename Extension>
-  bool Register(uint8_t id) {
+  bool Register(int id) {
     return Register(id, Extension::kId, Extension::kUri);
   }
-  bool RegisterByType(uint8_t id, RTPExtensionType type);
-  bool RegisterByUri(uint8_t id, const std::string& uri);
+  bool RegisterByType(int id, RTPExtensionType type);
+  bool RegisterByUri(int id, const std::string& uri);
 
   bool IsRegistered(RTPExtensionType type) const {
     return GetId(type) != kInvalidId;
   }
   // Return kInvalidType if not found.
-  RTPExtensionType GetType(uint8_t id) const {
+  RTPExtensionType GetType(int id) const {
     RTC_DCHECK_GE(id, kMinId);
     RTC_DCHECK_LE(id, kMaxId);
     return types_[id];
@@ -61,15 +61,15 @@ class RtpHeaderExtensionMap {
       rtc::ArrayView<const RtpExtensionSize> extensions) const;
 
   // TODO(danilchap): Remove use of the functions below.
-  int32_t Register(RTPExtensionType type, uint8_t id) {
+  int32_t Register(RTPExtensionType type, int id) {
     return RegisterByType(id, type) ? 0 : -1;
   }
   int32_t Deregister(RTPExtensionType type);
 
  private:
-  static constexpr uint8_t kMinId = 1;
-  static constexpr uint8_t kMaxId = 14;
-  bool Register(uint8_t id, RTPExtensionType type, const char* uri);
+  static constexpr int kMinId = 1;
+  static constexpr int kMaxId = 14;
+  bool Register(int id, RTPExtensionType type, const char* uri);
 
   RTPExtensionType types_[kMaxId + 1];
   uint8_t ids_[kRtpExtensionNumberOfExtensions];