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/syntax/EvalException.java b/src/main/java/com/google/devtools/build/lib/syntax/EvalException.java
index c4d2e3f..2f7ca84 100644
--- a/src/main/java/com/google/devtools/build/lib/syntax/EvalException.java
+++ b/src/main/java/com/google/devtools/build/lib/syntax/EvalException.java
@@ -15,12 +15,13 @@
 package com.google.devtools.build.lib.syntax;
 
 import com.google.common.base.Joiner;
-import com.google.common.base.Preconditions;
 import com.google.common.base.Throwables;
 import com.google.devtools.build.lib.events.Location;
 import com.google.devtools.build.lib.util.LoggingUtil;
+import com.google.devtools.build.lib.util.Preconditions;
 
 import java.util.logging.Level;
+
 import javax.annotation.Nullable;
 
 /**