从google官网先把主要feature list 如下,以后再逐一分析
KEY DEVELOPER FEATURES
- Host Card Emulation
- Printing framework
- Storage access framework
- Low-power sensors
- SMS provider
- Full-screen Immersive mode
- Transitions framework
- Chromium WebView
- Screen recording
- RenderScript NDK
- Bluetooth HOGP and MAP
- IR Blasters
- Closed captioning settings
- RTL features
- Security enhancements
- Tools for analyzing memory use
