Allow for non-existent style in obtainStyledAttributes

If the style ID passed to the method does not correspond to an existing
style, use the underlying theme to find the attribute values.

Bug: 268488795
Test: To be tested from Studio
Change-Id: I48f8893fee5704e5a886fa871e39986dc896bbee
(cherry picked from commit 945ba35fbabe2a92ff0ce1f2235a42e177deb1f7)
Merged-In: I48f8893fee5704e5a886fa871e39986dc896bbee
1 file changed