Use jniThrowErrnoException from JNIHelp

Use the jniThrowErrnoException that is available in JNIHelp, instead of
reimplementing in NetworkUtils.

Bug: 179229316
Test: device boots and has connectivity
Merged-In: I257a9d55ce1f5a7c588e209b4a89d3e7a3e09994

Change-Id: I257a9d55ce1f5a7c588e209b4a89d3e7a3e09994
1 file changed
tree: 94d309ec9dc69ed585b3eb62c3d017d23c351a11
  1. framework/
  2. service/
  3. OWNERS
  4. TEST_MAPPING