Added extra method for TaskProviders

Author: daymxn

buildSrc/src/main/java/com/google/firebase/gradle/plugins/ProjectUtils.kt

@@ -17,6 +17,7 @@ import org.gradle.api.Project
 import org.gradle.api.Task
 import org.gradle.api.artifacts.Configuration
 import org.gradle.api.attributes.Attribute
+import org.gradle.api.provider.Provider
 
 fun Project.isAndroid(): Boolean =
         listOf("com.android.application", "com.android.library", "com.android.test")
@@ -63,6 +64,14 @@ fun <T : Task, R : Task> T.dependsOnAndMustRunAfter(otherTask: R) {
     dependsOn(otherTask)
 }
 
+/**
+ * Utility method to call [Task.mustRunAfter] and [Task.dependsOn] on the specified task
+ */
+fun <T : Task, R : Task> T.dependsOnAndMustRunAfter(otherTask: Provider<R>) {
+    mustRunAfter(otherTask)
+    dependsOn(otherTask)
+}
+
 /**
  * Utility method to call [Task.mustRunAfter] and [Task.dependsOn] on the specified task name
  */