webrtc: Remove semicolons.

Bug: chromium:926235
Change-Id: I66c10ab3df38adf87152d1f18cc8162afedca7e4
Reviewed-on: https://webrtc-review.googlesource.com/c/123560
Commit-Queue: Tommi <tommi@webrtc.org>
Reviewed-by: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26780}
diff --git a/modules/video_coding/codecs/vp8/libvpx_interface.cc b/modules/video_coding/codecs/vp8/libvpx_interface.cc
index 8f6a3a6..6b39053 100644
--- a/modules/video_coding/codecs/vp8/libvpx_interface.cc
+++ b/modules/video_coding/codecs/vp8/libvpx_interface.cc
@@ -141,7 +141,7 @@
         RTC_NOTREACHED() << "Unsupported libvpx ctrl_id: " << ctrl_id;
     }
     return VPX_CODEC_ERROR;
-  };
+  }
 
   vpx_codec_err_t codec_control(vpx_codec_ctx_t* ctx,
                                 vp8e_enc_control_id ctrl_id,
@@ -153,7 +153,7 @@
         RTC_NOTREACHED() << "Unsupported libvpx ctrl_id: " << ctrl_id;
     }
     return VPX_CODEC_ERROR;
-  };
+  }
 
   vpx_codec_err_t codec_control(vpx_codec_ctx_t* ctx,
                                 vp8e_enc_control_id ctrl_id,
@@ -165,7 +165,7 @@
         RTC_NOTREACHED() << "Unsupported libvpx ctrl_id: " << ctrl_id;
     }
     return VPX_CODEC_ERROR;
-  };
+  }
 
   vpx_codec_err_t codec_control(vpx_codec_ctx_t* ctx,
                                 vp8e_enc_control_id ctrl_id,
@@ -177,7 +177,7 @@
         RTC_NOTREACHED() << "Unsupported libvpx ctrl_id: " << ctrl_id;
     }
     return VPX_CODEC_ERROR;
-  };
+  }
 
   vpx_codec_err_t codec_encode(vpx_codec_ctx_t* ctx,
                                const vpx_image_t* img,