Bug 958224 - [B2G][Browser] Deactivating the browser in landscape mode causes the browser screen to cut off
    --  add new condition 'opening' for isActive method.
Merge pull request #15515 from mpizza/Bug_958224_isActive_condition

Bug 958224 - [B2G][Browser] Deactivating the browser in landscape mode causes the browser screen to cut off. r=alive.