Add error-prone to gradle build

So that error prone failures can be caught before dropping to
Google3.

Test: make
Change-Id: I0ff6f7a4c124433d907703fd1204395c34bab6bf

1 files changed, 12 insertions, 0 deletions

diff --git a/library/self.gradle b/library/self.gradle
index 8a225c8..4f9c5ba 100644
--- a/library/self.gradle
+++ b/library/self.gradle
@@ -5,6 +5,18 @@ apply from: 'standalone-rules.gradle'
 apply from: '../tools/gradle/dist-library-instrumentation-tests.gradle'
 apply from: '../tools/gradle/dist-unit-tests.gradle'
 
+apply plugin: 'net.ltgt.errorprone'
+
+buildscript {
+    repositories {
+        maven { url "$rootDir/prebuilts/tools/common/m2/repository" }
+    }
+
+    dependencies {
+        classpath "net.ltgt.gradle:gradle-errorprone-plugin:0.0.13"
+    }
+}
+
 // Add targets for tests
 android.sourceSets {
     androidTest {