Revert "browser: Privacy Guard support"

This reverts commit 2a654f8713cc3af108192dd33517d363e20b9984.

Change-Id: Ic433bff7946c0e3a095a34fc28d0f2051aa94b26
Browser: added rtl support

Change-Id: Ia341fae6b2ef87a8a240d8fe704f905f7cd1536c
add inverted randering toggle to piecontrol

Change-Id: I98747d437afdc10316338861a09370821495370b
Decrease tablet tabbar height

Change-Id: Ieec122fbb57049314d87c1da1d2cebdd7537117f
Revert "Decrease tablet tabbar height"

This reverts commit 0c8849946a196e4cbe15b55116df23c059325499.