Reverts third_party/protobuf: Update to HEAD (f52e188fe4)

third_party/protobuf/java/compatibility_tests/v2.5.0/pom.xml

Index: third_party/protobuf/java/compatibility_tests/v2.5.0/pom.xml
diff --git a/third_party/protobuf/java/compatibility_tests/v2.5.0/pom.xml b/third_party/protobuf/java/compatibility_tests/v2.5.0/pom.xml
deleted file mode 100644
index 83a7563afd9f147ec67a38c1a5561d58a402292e..0000000000000000000000000000000000000000
--- a/third_party/protobuf/java/compatibility_tests/v2.5.0/pom.xml
+++ /dev/null
@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.google.protobuf.compatibility</groupId>
-  <artifactId>compatibility-test-suite</artifactId>
-  <version>2.5.0</version>
-  <name>Protocol Buffer Java API compatibility tests</name>
-  <packaging>pom</packaging>
-  <modules>
-    <module>protos</module>
-    <module>more_protos</module>
-    <module>tests</module>
-  </modules>
-  <properties>
-    <protoc.path>protoc</protoc.path>
-    <protobuf.version>2.5.0</protobuf.version>
-
-    <protos.protoc.path>${protoc.path}</protos.protoc.path>
-    <protos.protobuf.version>${protobuf.version}</protos.protobuf.version>
-
-    <more_protos.protoc.path>${protoc.path}</more_protos.protoc.path>
-    <more_protos.protobuf.version>${protobuf.version}</more_protos.protobuf.version>
-
-    <tests.protobuf.version>${protobuf.version}</tests.protobuf.version>
-
-    <protobuf.test.source.path>.</protobuf.test.source.path>
-  </properties>
-</project>