Remove a few semicolons.

Bug: chromium:926235
Change-Id: I338323847c34dabdbd963efe631f7dc1351ed8cc
Reviewed-on: https://skia-review.googlesource.com/c/191143
Reviewed-by: Mike Klein <mtklein@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
diff --git a/include/encode/SkWebpEncoder.h b/include/encode/SkWebpEncoder.h
index 8d5f4a6..d4e0535 100644
--- a/include/encode/SkWebpEncoder.h
+++ b/include/encode/SkWebpEncoder.h
@@ -43,6 +43,6 @@
      *  Returns true on success.  Returns false on an invalid or unsupported |src|.
      */
     SK_API bool Encode(SkWStream* dst, const SkPixmap& src, const Options& options);
-};
+}
 
 #endif