Fix tiny logging error in browser_dm_token_storage_linux.cc

Stumbled over this when sheriffing.

Bug: 812641
Change-Id: Ia3aa2e6d238826e766a1422d0ba7c74f18442a09
Reviewed-on: https://chromium-review.googlesource.com/1221626
Reviewed-by: Julian Pastarmov <pastarmovj@chromium.org>
Commit-Queue: Oskar Sundbom <ossu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#590658}
diff --git a/chrome/browser/policy/browser_dm_token_storage_linux.cc b/chrome/browser/policy/browser_dm_token_storage_linux.cc
index 43af8e45..ff6a961 100644
--- a/chrome/browser/policy/browser_dm_token_storage_linux.cc
+++ b/chrome/browser/policy/browser_dm_token_storage_linux.cc
@@ -90,8 +90,9 @@
   base::StringPiece machine_id_trimmed =
       base::TrimWhitespaceASCII(machine_id, base::TRIM_TRAILING);
   if (machine_id_trimmed.size() != machine_id_size) {
-    SYSLOG(ERROR) << "Error: /etc/machine-id contains " << machine_id_size
-                  << " characters (" << machine_id_size << " were expected).";
+    SYSLOG(ERROR) << "Error: /etc/machine-id contains "
+                  << machine_id_trimmed.size() << " characters ("
+                  << machine_id_size << " were expected).";
     return std::string();
   }