Cull autofill entries older than 60 days.

chrome/browser/webdata/web_data_service.cc

Index: chrome/browser/webdata/web_data_service.cc
diff --git a/chrome/browser/webdata/web_data_service.cc b/chrome/browser/webdata/web_data_service.cc
index e5f76d8cf8d6ce5fb07ccc382dac24428167b191..29baa90c0b4092783acca85c094d574b50bec66d 100644
--- a/chrome/browser/webdata/web_data_service.cc
+++ b/chrome/browser/webdata/web_data_service.cc
@@ -515,6 +515,16 @@ void WebDataService::RemoveFormElementsAddedBetween(const Time& delete_begin,
                     this, request));
 }
 
+void WebDataService::RemoveExpiredFormElements() {
+  GenericRequest<Time>* request =
+      new GenericRequest<Time>(this, GetNextRequestHandle(), NULL,
+                               AutofillEntry::ExpirationTime());
+  RegisterRequest(request);
+  ScheduleTask(FROM_HERE,
+               Bind(&WebDataService::RemoveExpiredFormElementsImpl,
+                    this, request));
+}
+
 void WebDataService::RemoveFormValueForElementName(
     const string16& name, const string16& value) {
   GenericRequest2<string16, string16>* request =
@@ -1258,6 +1268,31 @@ void WebDataService::RemoveFormElementsAddedBetweenImpl(
   request->RequestComplete();
 }
 
+void WebDataService::RemoveExpiredFormElementsImpl(
+    GenericRequest<Time>* request) {
+  InitializeDatabaseIfNecessary();
+  if (db_ && !request->IsCancelled(NULL)) {
+    AutofillChangeList changes;
+    if (db_->GetAutofillTable()->RemoveExpiredFormElements(
+        request->arg(), &changes)) {
+      if (!changes.empty()) {
+        request->SetResult(
+            new WDResult<AutofillChangeList>(AUTOFILL_CHANGES, changes));
+
+        // Post the notifications including the list of affected keys.
+        // This is sent here so that work resulting from this notification
+        // will be done on the DB thread, and not the UI thread.
+        content::NotificationService::current()->Notify(
+            chrome::NOTIFICATION_AUTOFILL_ENTRIES_CHANGED,
+            content::Source<WebDataService>(this),
+            content::Details<AutofillChangeList>(&changes));
+      }
+      ScheduleCommit();
+    }
+  }
+  request->RequestComplete();
+}
+
 void WebDataService::RemoveFormValueForElementNameImpl(
     GenericRequest2<string16, string16>* request) {
   InitializeDatabaseIfNecessary();