[IndexedDB] Closing mojo connections when renderer quits

content/browser/indexed_db/indexed_db_backing_store.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/indexed_db/indexed_db_backing_store.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/files/file_path.h"
@@ skipping 974 matching lines @@
 
 bool IndexCursorOptions(
     LevelDBTransaction* transaction,
     int64_t database_id,
     int64_t object_store_id,
     int64_t index_id,
     const IndexedDBKeyRange& range,
     blink::WebIDBCursorDirection direction,
     IndexedDBBackingStore::Cursor::CursorOptions* cursor_options,
     Status* status) {
-  IDB_TRACE("IndexedDBBackingStore::IndexCursorOptions");

[pwnall, 2017/03/27 21:55:12]

Is this intentional?

[dmurph, 2017/03/29 18:40:24]

Done.

   DCHECK(transaction);
   if (!KeyPrefix::ValidIds(database_id, object_store_id, index_id))
     return false;
 
   cursor_options->database_id = database_id;
   cursor_options->object_store_id = object_store_id;
   cursor_options->index_id = index_id;
 
   bool lower_bound = range.lower().IsValid();
   bool upper_bound = range.upper().IsValid();
@@ skipping 2246 matching lines @@
     if (!Continue(s))
       return false;
   }
   return true;
 }
 
 bool IndexedDBBackingStore::Cursor::Continue(const IndexedDBKey* key,
                                              const IndexedDBKey* primary_key,
                                              IteratorState next_state,
                                              Status* s) {
-  IDB_TRACE("IndexedDBBackingStore::Cursor::Continue");

[pwnall, 2017/03/27 21:55:12]

Is this also intentional?

[dmurph, 2017/03/29 18:40:24]

Done.

   DCHECK(!key || next_state == SEEK);
 
   if (cursor_options_.forward)
     return ContinueNext(key, primary_key, next_state, s) ==
            ContinueResult::DONE;
   else
     return ContinuePrevious(key, primary_key, next_state, s) ==
            ContinueResult::DONE;
 }
 
@@ skipping 1181 matching lines @@
 
 IndexedDBBackingStore::Transaction::WriteDescriptor::WriteDescriptor(
     const WriteDescriptor& other) = default;
 IndexedDBBackingStore::Transaction::WriteDescriptor::~WriteDescriptor() =
     default;
 IndexedDBBackingStore::Transaction::WriteDescriptor&
     IndexedDBBackingStore::Transaction::WriteDescriptor::
     operator=(const WriteDescriptor& other) = default;
 
 }  // namespace content