Switch to standard integer types in chrome/browser/, part 1 of 4.

BUG=138542
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Review URL: https://codereview.chromium.org/1542413002

Cr-Commit-Position: refs/heads/master@{#366878}
diff --git a/chrome/browser/autocomplete/chrome_autocomplete_provider_client.h b/chrome/browser/autocomplete/chrome_autocomplete_provider_client.h
index e8b218a..e7b85a4 100644
--- a/chrome/browser/autocomplete/chrome_autocomplete_provider_client.h
+++ b/chrome/browser/autocomplete/chrome_autocomplete_provider_client.h
@@ -5,6 +5,7 @@
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_CHROME_AUTOCOMPLETE_PROVIDER_CLIENT_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_CHROME_AUTOCOMPLETE_PROVIDER_CLIENT_H_
 
+#include "base/macros.h"
 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h"
 #include "chrome/browser/search_engines/ui_thread_search_terms_data.h"
 #include "components/omnibox/browser/autocomplete_provider_client.h"