//components/spellcheck: Fix 64-bit truncation issues

Bug: 633312, 879657
Change-Id: I25aa719c1632b7cf6b8191ce1523a6f230b98142
Reviewed-on: https://chromium-review.googlesource.com/c/1450592
Reviewed-by: Mike West <[email protected]>
Reviewed-by: Tim Volodine <[email protected]>
Commit-Queue: Mike West <[email protected]>
Auto-Submit: Raul Tambre <[email protected]>
Cr-Commit-Position: refs/heads/master@{#630726}
diff --git a/components/spellcheck/browser/spellcheck_host_metrics.h b/components/spellcheck/browser/spellcheck_host_metrics.h
index 795e258..08e1e401 100644
--- a/components/spellcheck/browser/spellcheck_host_metrics.h
+++ b/components/spellcheck/browser/spellcheck_host_metrics.h
@@ -85,7 +85,7 @@
   int last_replaced_word_count_;
 
   // Last recorded number of unique words.
-  int last_unique_word_count_;
+  size_t last_unique_word_count_;
 
   // Time when first spellcheck happened.
   base::TimeTicks start_time_;