ChooseTypeAndAccountActivity: Fix the Null pointer Exception of monkey test

ChooseTypeAndAccountActivity crashed during monkey test, due to Null
pointer exception occurred.

To fix this issue, Add Null pointer check before we use it.

CRs-Fixed: 478250

Change-Id: Iae3e331edfda238ecb0c6d5d32b15329b1dfee0b
Notify listeners of video quality changed event

- Propagate the video quality changed message to the UI.

Change-Id: I9e49b72e831108037b8bb3e16744a4762150d19d
Fix issue of data activation on SUB2, when disabled in UI

Issue is due to mobile_data1 entry is not available
in settings database, create entry for mobile_data1
in settings database

Change-Id: I537ecc347bd5b141bfedcbfa190336855a5f6fc1
CRs-Fixed: 735040
IMS: Add support for video quality

- Add Config interface to get/set video quality

Change-Id: I1f0661f81967005c82e249ba6c56115f673791d9
Revert "UsbSettings: Add UMS mode support."

This reverts commit f7d583229b6ca5f6a3779f6e1e9cfd40424d2de1

Change-Id: Icb23de13d36ad0cb251936e559459a8ca9f0d8bd
power: Add CPU boosting interface

 * Boosts CPU using Power HAL for the given duration.
 * Duration is given in microseconds.
 * Power HAL must implement POWER_HINT_CPU_BOOST.

Change-Id: Ic79baf7e3d0f75483c2fe8a242b4c3d93368b68b

Add CPU boosting hooks

 * Send boost hint during scrolling
 * Still relevant on even high-end hardware

Change-Id: I72f2c2851b01fbceabddead03a4c3a7a0526ca61

perf: Send a boost hint when a key on the navbar is pressed

 * A lot of stuff happens, especially when invoking recents.
 * Get ahead of the storm by sending a boost hint before
   kicking off the animations.

Change-Id: I0cecd0c58f8bc8479ea44f63af796500d7b9d7d2

perf: Send boost hint during initial launch

Change-Id: I26afc909c35e514958894b0a07a650a20ce6e537
Add ifdefs for QCOM-specific features

Change-Id: I6e140e0dab9f2ce929c356f9c486309bb7e23099
systemui: Shush debug spam

Change-Id: I587504bc4b9fb89d421f70471e0f323a407c6463
NetworkController: Hide signal strength icon when no SIM icon is shown

Change-Id: I5c4b43bba1469e14474d20a3627eafa597459e6e
SystemUI: Fix HSPA+ and LTE icons in statusbar

Change-Id: I7180bcf0ac206ecac27e1d37174697a9de19bdf1