Prepare for a breaking change to the Log API

PiperOrigin-RevId: 240249377
diff --git a/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/javac/plugins/dependency/StrictJavaDepsPlugin.java b/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/javac/plugins/dependency/StrictJavaDepsPlugin.java
index 5f77ffc..2535593 100644
--- a/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/javac/plugins/dependency/StrictJavaDepsPlugin.java
+++ b/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/javac/plugins/dependency/StrictJavaDepsPlugin.java
@@ -32,6 +32,8 @@
 import com.sun.tools.javac.comp.AttrContext;
 import com.sun.tools.javac.comp.Env;
 import com.sun.tools.javac.main.JavaCompiler;
+import com.sun.tools.javac.resources.CompilerProperties.Errors;
+import com.sun.tools.javac.resources.CompilerProperties.Warnings;
 import com.sun.tools.javac.tree.JCTree;
 import com.sun.tools.javac.tree.TreeInfo;
 import com.sun.tools.javac.tree.TreeScanner;
@@ -174,10 +176,10 @@
       try {
         switch (dependencyModule.getStrictJavaDeps()) {
           case ERROR:
-            log.error(diagnostic.pos(), "proc.messager", diagnostic.message());
+            log.error(diagnostic.pos(), Errors.ProcMessager(diagnostic.message()));
             break;
           case WARN:
-            log.warning(diagnostic.pos(), "proc.messager", diagnostic.message());
+            log.warning(diagnostic.pos(), Warnings.ProcMessager(diagnostic.message()));
             break;
           case OFF: // continue below
         }