Code: bool AppCacheDatabase::FindEntriesForUrl(
    const GURL& url, std::vector<EntryRecord>* records) {
  DCHECK(records && records->empty());
  if (!LazyOpen(kDontCreate))
     return false;
 
   static const char kSql[] =
      "SELECT cache_id, url, flags, response_id, response_size FROM Entries"
       "  WHERE url = ?";
 
   sql::Statement statement(db_->GetCachedStatement(SQL_FROM_HERE, kSql));
  statement.BindString(0, url.spec());

  while (statement.Step()) {
    records->push_back(EntryRecord());
    ReadEntryRecord(statement, &records->back());
    DCHECK(records->back().url == url);
  }

  return statement.Succeeded();
}

Commit Message: Reland "AppCache: Add padding to cross-origin responses."

This is a reland of 85b389caa7d725cdd31f59e9a2b79ff54804b7b7

Initialized CacheRecord::padding_size to 0.

Original change's description:
> AppCache: Add padding to cross-origin responses.
>
> Bug: 918293
> Change-Id: I4f16640f06feac009d6bbbb624951da6d2669f6c
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1488059
> Commit-Queue: Staphany Park <staphany@chromium.org>
> Reviewed-by: Victor Costan <pwnall@chromium.org>
> Reviewed-by: Marijn Kruisselbrink <mek@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#644624}

Bug: 918293
Change-Id: Ie1d3f99c7e8a854d33255a4d66243da2ce16441c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1539906
Reviewed-by: Victor Costan <pwnall@chromium.org>
Commit-Queue: Staphany Park <staphany@chromium.org>
Cr-Commit-Position: refs/heads/master@{#644719}
CWE ID: CWE-200
bool AppCacheDatabase::FindEntriesForUrl(
    const GURL& url, std::vector<EntryRecord>* records) {
  DCHECK(records && records->empty());
  if (!LazyOpen(kDontCreate))
     return false;
 
   static const char kSql[] =
      "SELECT cache_id, url, flags, response_id, response_size, padding_size "
      "FROM Entries"
       "  WHERE url = ?";
 
   sql::Statement statement(db_->GetCachedStatement(SQL_FROM_HERE, kSql));
  statement.BindString(0, url.spec());

  while (statement.Step()) {
    records->push_back(EntryRecord());
    ReadEntryRecord(statement, &records->back());
    DCHECK(records->back().url == url);
  }

  return statement.Succeeded();
}
