Fixes.

Author: kannanjgithub

netty/BUILD.bazel

@@ -12,6 +12,7 @@ java_library(
     deps = [
         "//api",
         "//core:internal",
+        "//util",
         artifact("com.google.code.findbugs:jsr305"),
         artifact("com.google.errorprone:error_prone_annotations"),
         artifact("com.google.guava:guava"),

netty/src/main/java/io/grpc/netty/ProtocolNegotiators.java

@@ -1330,6 +1330,7 @@ public SSLSessionContext getSessionContext() {
     }
 
     @Override
+    @SuppressWarnings("deprecation")
     public javax.security.cert.X509Certificate[] getPeerCertificateChain() {
       throw new UnsupportedOperationException("This method is deprecated and marked for removal. "
           + "Use the getPeerCertificates() method instead.");