Revert "[build] Add protobuf compiler plugin and required dependencie…

…s for generating gRPC Java stubs (linkedin#462)"

This reverts commit 16cc06a.

build.gradle

@@ -17,7 +17,6 @@ plugins {
   id 'com.form.diff-coverage' version '0.9.5' apply false
   id 'me.champeau.jmh' version '0.6.7' apply false
   id 'io.github.lhotari.gradle-nar-plugin' version '0.5.1' apply false
-  id 'com.google.protobuf' version '0.9.3'
 }
 
 apply from: "$rootDir/gradle/helper/git.gradle"
@@ -40,15 +39,12 @@ if (project.hasProperty('overrideBuildEnvironment')) {
 
 def avroVersion = '1.9.2'
 def avroUtilVersion = '0.2.150'
-def grpcVersion = '1.54.1'
 def kafkaGroup = 'com.linkedin.kafka'
 def kafkaVersion = '2.4.1.65'
 def log4j2Version = '2.17.1'
 def pegasusVersion = '29.31.0'
-def protobufVersion = '3.21.7'
 def jacksonVersion = '2.13.3'
 
-
 ext.libraries = [
     avro: 'org.apache.avro:avro:' + avroVersion,
     avroCompiler: 'org.apache.avro:avro-compiler:' + avroVersion,
@@ -118,11 +114,7 @@ ext.libraries = [
     xerces: 'xerces:xercesImpl:2.9.1',
     zkclient: 'com.101tec:zkclient:0.7', // For Kafka AdminUtils
     zookeeper: 'org.apache.zookeeper:zookeeper:3.5.9',
-    zstd: 'com.github.luben:zstd-jni:1.5.2-3',
-    grpcNettyShaded: 'io.grpc:grpc-netty-shaded:' + grpcVersion,
-    grpcProtobuf: 'io.grpc:grpc-protobuf:' + grpcVersion,
-    grpcStub: 'io.grpc:grpc-stub:' + grpcVersion,
-    tomcatAnnotations: 'org.apache.tomcat:annotations-api:6.0.53',
+    zstd: 'com.github.luben:zstd-jni:1.5.2-3'
 ]
 
 group = 'com.linkedin.venice'
@@ -159,7 +151,6 @@ subprojects {
     plugin 'java-library'
     plugin 'com.github.spotbugs'
     plugin 'org.gradle.test-retry'
-    plugin 'com.google.protobuf'
   }
 
   if (isLeafSubModule) {
@@ -181,22 +172,6 @@ subprojects {
     //withJavadocJar()
   }
 
-  protobuf {
-    protoc {
-      artifact = 'com.google.protobuf:protoc:' + protobufVersion
-    }
-    plugins {
-      grpc {
-        artifact = 'io.grpc:protoc-gen-grpc-java:' + grpcVersion
-      }
-    }
-    generateProtoTasks {
-      all()*.plugins {
-        grpc {}
-      }
-    }
-  }
-
   configurations {
     implementation {
       // These are global exclusions that will apply to the entire project
@@ -251,10 +226,6 @@ subprojects {
     avroCompiler libraries.avroCompiler
     avroCompiler libraries.avroUtilBuilder
     avroCompiler 'org.slf4j:slf4j-simple:1.7.32'
-    runtimeOnly libraries.grpcNettyShaded
-    implementation libraries.grpcProtobuf
-    implementation libraries.grpcStub
-    compileOnly libraries.tomcatAnnotations
   }
 
   idea {

services/venice-server/build.gradle

@@ -66,3 +66,4 @@ jar {
 ext {
   jacocoCoverageThreshold = 0.23
 }
+