Revert "NotificationHelper: Define Peek app broadcast intents"

This reverts commit 3ba22617e56c71cb697e0134137b4285316c2fc7.

Change-Id: I2c0546dffc443e12141e6930f9e7f6353a12b2f2
Revert "NotificationHelper: Create broadcast receiver for Peek app"

This reverts commit 7997613080453da3cec6c2649417c5ebdbb2ad6c.

Change-Id: I5863a17ea8a9f723849559525c09c8dbfe7767e4
Merge changes I5863a17e,I2c0546df into android-4.4

* changes:
  Revert "NotificationHelper: Create broadcast receiver for Peek app"
  Revert "NotificationHelper: Define Peek app broadcast intents"