DocServlet#fileTooBig: Remove unused parameter

Change-Id: Ic18ee3c0b7dbc063430b22e98d30a83855b742f9

java/com/google/gitiles/doc/DocServlet.java

diff --git a/java/com/google/gitiles/doc/DocServlet.java b/java/com/google/gitiles/doc/DocServlet.java
index 981f548..09c02de 100644
--- a/java/com/google/gitiles/doc/DocServlet.java
+++ b/java/com/google/gitiles/doc/DocServlet.java
@@ -116,8 +116,8 @@
         if (navmd != null) {
           navmd.read(reader, cfg);
         }
-      } catch (LargeObjectException.ExceedsLimit errBig) {
-        fileTooBig(res, view, errBig);
+      } catch (LargeObjectException.ExceedsLimit e) {
+        fileTooBig(res, view);
         return;
       }
 
@@ -267,9 +267,7 @@
     return false;
   }
 
-  private static void fileTooBig(
-      HttpServletResponse res, GitilesView view, LargeObjectException.ExceedsLimit errBig)
-      throws IOException {
+  private static void fileTooBig(HttpServletResponse res, GitilesView view) throws IOException {
     if (view.getType() == GitilesView.Type.ROOTED_DOC) {
       throw new GitilesRequestFailureException(FailureReason.OBJECT_TOO_LARGE);
     } else {