AMBARI-17693 : Ambari Metrics service fails to start(avijayan)

ambari-metrics/ambari-metrics-timelineservice/pom.xml

@@ -531,12 +531,6 @@
       <version>3.2.1</version>
     </dependency>
 
-    <dependency>
-      <groupId>com.google.collections</groupId>
-      <artifactId>google-collections</artifactId>
-      <version>1.0</version>
-    </dependency>
-
     <dependency>
       <groupId>org.fusesource.leveldbjni</groupId>
       <artifactId>leveldbjni-all</artifactId>