Swap sdefresne for blundell as temporary OWNERS of history

BUG=370850
R=blundell@chromium.org, brettw@chromium.org

Review URL: https://codereview.chromium.org/553783003

Cr-Commit-Position: refs/heads/master@{#295434}

chrome/browser/history/OWNERS

@@ -4,4 +4,4 @@ sky@chromium.org
 per-file download_database.*=benjhayden@chromium.org
 
 # Temporary owner, for refactoring changes only.
-blundell@chromium.org
+sdefresne@chromium.org

components/OWNERS

@@ -65,7 +65,7 @@ per-file google*=pkasting@chromium.org
 
 per-file history.gypi=sky@chromium.org
 # Temporary for the duration of the history componentization.
-per-file history.gypi=blundell@chromium.org
+per-file history.gypi=sdefresne@chromium.org
 
 per-file infobars.gypi=pkasting@chromium.org
 

components/history/OWNERS

@@ -4,4 +4,4 @@ sky@chromium.org
 per-file download_database.*=benjhayden@chromium.org
 
 # Temporary owner, for refactoring changes only.
-blundell@chromium.org
+sdefresne@chromium.org