Fix WebChromeClientTest#testOnProgressChanged DO NOT MERGE

Trivial cherry pick from master, see
Ife6e37a40a1bac6cd1eac43e2d72e1085119df5e.

This test was never requesting a valid URL. Replace the invalid
URL with a valid one.

Change-Id: Ibd0c6106dbca01a04a1a9a556c3384f26296256f
1 file changed