Use Bazel Preconditions variant which avoids varargs array creation
Reduces garbage.
--
MOS_MIGRATED_REVID=109914243
diff --git a/src/main/java/com/google/devtools/build/lib/buildtool/BuildResult.java b/src/main/java/com/google/devtools/build/lib/buildtool/BuildResult.java
index ab391c6..e57b679 100644
--- a/src/main/java/com/google/devtools/build/lib/buildtool/BuildResult.java
+++ b/src/main/java/com/google/devtools/build/lib/buildtool/BuildResult.java
@@ -15,10 +15,10 @@
package com.google.devtools.build.lib.buildtool;
import com.google.common.base.MoreObjects;
-import com.google.common.base.Preconditions;
import com.google.devtools.build.lib.analysis.ConfiguredTarget;
import com.google.devtools.build.lib.analysis.config.BuildConfigurationCollection;
import com.google.devtools.build.lib.util.ExitCode;
+import com.google.devtools.build.lib.util.Preconditions;
import java.util.Collection;
import java.util.Collections;