Use provided style for fallback font selection

If the developer gives some weight/italic to the Typeface.Builder
the fallback used the metadata in the font file. We should use
provided data instead.

This CL also adjusts upper and lower limits on weight, from 100..900 to
1..1000

Bug: 37257745
Bug: 37251569
Test: android.graphics.cts.TypefaceTest passes
Change-Id: I7cf390d96b49afcce359928373698b0c9a9babd8