Don't follow symlinks when measuring disk space.

When apps are installed in a 32-bit environment, there is a library
symlink in their data directory that we shouldn't try following.

Test: cts-tradefed run commandAndExit cts-dev --abi armeabi-v7a -m CtsAppSecurityHostTestCases -t android.appsecurity.cts.StorageHostTest#testVerifyAppStats
Bug: 62357941
Change-Id: I2fb59e83631f26d5da5f3115758c5adeffb8597a
1 file changed