Hardcoded file separator

[QiAnXinCodeSafe]

vr180/java/com/google/vr180/capture/CapturePathProvider.java

Line 74 in f55eaa1

String folder = writePath.get() + "/" + timestamp;

The path split symbol problem is different for different operating systems. Hard-coded file separators should not be used. Instead, use a platform-independent API provided by the language library,such as java.io.File.separator or java.lang.System.getProperty("file.separator")