Fix TextViewSetTextMeasurePerfTest to set proper width

The TextViewSetTextMeasurePerfTest measures text with 0 pixel width
and height which is uncommon situation, so setting proper
width/height for measuring realistic numbers.

Bug: 323606812
Test: atest TextViewSetTextMeasurePerfTest
Change-Id: If864d9b3d11861da01da5881a746959baf3f160c
1 file changed