[WK2] Fixed magnifier size which varies according to Zoom level of the page

[WK2] Fixed magnifier size which varies according to Zoom level of the page

[Version] N/A
[Project] N/A
[Title] Fixed magnifier size which varies according to Zoom level of page
[BinType] N/A
[Customer] N/A
[Issue#] WEB-1078
[Problem] Magnifier zooms with respect to page
[Cause] Image size was used to set the pop-up size
[Solution] Fixed the pop-up size and recaled the image for viewing
[Team] Browser(WCS)
[Developer] Prathmesh.m
[Request] N/A
[Horizontal expansion] N/A
[SCMRequest] N/A

Change-Id: I07fa66039f0335868ac84ba1136f4e7622b795fa