Fix Printer.getPrinter(boolean)

Also rename it to a separate function since boolean args are vague.

RELNOTES: None
PiperOrigin-RevId: 192201308
diff --git a/src/main/java/com/google/devtools/build/lib/syntax/Printer.java b/src/main/java/com/google/devtools/build/lib/syntax/Printer.java
index 697248a..dfbc651 100644
--- a/src/main/java/com/google/devtools/build/lib/syntax/Printer.java
+++ b/src/main/java/com/google/devtools/build/lib/syntax/Printer.java
@@ -71,12 +71,11 @@
   }
 
   /**
-   * Creates an instance of {@link BasePrinter} with an empty buffer.
-   *
-   * @param simplifiedFormatStrings if true, format strings will allow only %s and %%
+   * Creates an instance of {@link BasePrinter} with an empty buffer and whose format strings allow
+   * only %s and %%.
    */
-  public static BasePrinter getPrinter(boolean simplifiedFormatStrings) {
-    return getPrinter(new StringBuilder());
+  public static BasePrinter getSimplifiedPrinter() {
+    return new BasePrinter(new StringBuilder(), /*simplifiedFormatStrings=*/ true);
   }
 
   private Printer() {}