Update MultimediaViewer submodule

Added chanages:
    Make sure event handlers are set up even if onready handler is lost
    Ida3b780791bc9dfec29303567d33e3aa4f44dd81

    Track more metrics
    I1ebcb39049ad9b521968eb2024be9b86a49e5b0c

    Fix over reported use-this-file-close event
    I62f4685b821aace3d6323c511d5ad889c1745c4b

    Fix Actionlogger module name in backports
    I78c01485b58c7b6db1ef3c26b374eb8005257477
Change-Id: Ie88a5dc501cf5f4bdb0d612da612f63d7541977e
Merge "Update MultimediaViewer submodule" into wmf/1.24wmf20