Fix -Wextra-semi warnings in webrtc fuzzers.

Bug: chromium:935572
Change-Id: Ib060618ca5fb5303e5743cfaec79461dd0aaffe2
Reviewed-on: https://webrtc-review.googlesource.com/c/124440
Reviewed-by: Benjamin Wright <benwright@webrtc.org>
Commit-Queue: Benjamin Wright <benwright@webrtc.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#26845}
diff --git a/test/fuzzers/fuzz_data_helper.h b/test/fuzzers/fuzz_data_helper.h
index 4606de1..cedc31d 100644
--- a/test/fuzzers/fuzz_data_helper.h
+++ b/test/fuzzers/fuzz_data_helper.h
@@ -92,7 +92,7 @@
 
   size_t BytesRead() const { return data_ix_; }
 
-  size_t BytesLeft() const { return data_.size() - data_ix_; };
+  size_t BytesLeft() const { return data_.size() - data_ix_; }
 
  private:
   rtc::ArrayView<const uint8_t> data_;
diff --git a/test/fuzzers/rtcp_receiver_fuzzer.cc b/test/fuzzers/rtcp_receiver_fuzzer.cc
index 7f8caba..8008694 100644
--- a/test/fuzzers/rtcp_receiver_fuzzer.cc
+++ b/test/fuzzers/rtcp_receiver_fuzzer.cc
@@ -21,8 +21,8 @@
  public:
   void SetTmmbn(std::vector<rtcp::TmmbItem>) override {}
   void OnRequestSendReport() override {}
-  void OnReceivedNack(const std::vector<uint16_t>&) override{};
-  void OnReceivedRtcpReportBlocks(const ReportBlockList&) override{};
+  void OnReceivedNack(const std::vector<uint16_t>&) override {}
+  void OnReceivedRtcpReportBlocks(const ReportBlockList&) override {}
 };
 
 }  // namespace