[Merge to M56] Prevent the pre-session-restore log spam

chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h

Index: chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h
diff --git a/chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h b/chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h
index e1227dabeb056d4098616b6c66f9848a2c49837b..2249868c0664128476da1177cf0f646778972df4 100644
--- a/chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h
+++ b/chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h
@@ -47,6 +47,9 @@ bool ShouldDelayRequestForWebContents(content::WebContents* web_contents);
 // called on any thread.
 bool ShouldDelayUrl(const GURL& url);
 
+// True if session restore hasn't started or in progress.
+bool IsSessionRestorePending(Profile* profile);
+
 }  // namespace merge_session_throttling_utils
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SIGNIN_MERGE_SESSION_THROTTLING_UTILS_H_