Upgrade the history database to version 23

chrome/browser/history/android/android_urls_database.cc

Index: chrome/browser/history/android/android_urls_database.cc
diff --git a/chrome/browser/history/android/android_urls_database.cc b/chrome/browser/history/android/android_urls_database.cc
index 1527b6ac415d54603f1c36e2952362943f8b9b04..b76703a4cb86ceddd9aaa455e4699a6c4f8ca63f 100644
--- a/chrome/browser/history/android/android_urls_database.cc
+++ b/chrome/browser/history/android/android_urls_database.cc
@@ -144,4 +144,25 @@ bool AndroidURLsDatabase::ClearAndroidURLRows() {
   return GetDB().Execute("DELETE FROM android_urls");
 }
 
+bool AndroidURLsDatabase::MigrateToVersion22() {
+  if (!GetDB().DoesTableExist("android_urls"))
+    return true;
+
+  if (!GetDB().Execute("ALTER TABLE android_urls RENAME TO android_urls_tmp"))
+    return false;
+
+  if (!CreateAndroidURLsTable())
+    return false;
+
+  if (!GetDB().Execute(
+      "INSERT INTO android_urls (id, raw_url, url_id) "
+      "SELECT id, raw_url, url_id FROM android_urls_tmp"))
+    return false;
+
+  if (!GetDB().Execute("DROP TABLE android_urls_tmp"))
+    return false;
+
+  return true;
+}
+
 }  // namespace history