Google Chrome 4.0.249.0 Beta

# All Platforms

* [r31779] Introduced Timeline and Storage panels in Chrome's Developer Tools

# Windows

* Covered by All Platforms and Extensions.

# Extensions

* [r32008] Mostly fixes black flashing that happens during popup resize. (Issue: 25459)
* [r31996] Re-enable database storage for extensions. (Issue: 27216)
* [r31844] Fix a crash in ExtensionMessageService when a source renderer closed. (Issue: 27554)
* [r31840] Fix a crash in BrowserActionButton::OnImageLoaded. (Issue: 27167)
* [r31826] Fix a crash in ExtensionsService::ReloadExtension (Issue: 27199)