SnapdragonCamera: Add logic to calculate preview surface ratio

new file is copied from the
commit : 51c65e100d6221c8e19d1345e40db2e7d1c5a190

src/com/android/camera/ui/AutoFitSurfaceView.java copied from
media/Camera2Basic/Application/src/main/java/com/example/android/
camera2basic/AutoFitTextureView.java

CRs-Fixed: 989750
Change-Id: I29a6fd2219991bda9aaa64f174a61b0aa5b71e87
1 file changed