Fix not web liveboxes of other tabs to be rendered when web-provider goes to foreground

Fix not web liveboxes of other tabs to be rendered when web-provider goes to foreground

[Issue#] N/A
[Problem] web-provider is crashed sometimes when some liveboxes are rendered on other pages
[Cause] web-provider are missing regarding some scenario of entering background and foreground
[Solution] web-provider does not render web liveboxes of other tabs when web-provider goes to foreground

Change-Id: Ie104f85d591ef900f590adc411ac04e40722c90c