Remove ProxyInfo(String) and update callers to use ProxyInfo(Uri)

Update all callers to use ProxyInfo(Uri) and remove ProxyInfo(String).

Bug: 160557668
Test: build pass
      atest FrameworksNetTests

Change-Id: I4c980764c8839c48acf03208bb68cd53eb910121
1 file changed
tree: d8b1c3b686139c94794611b6288f67ca3d38c359
  1. core/
  2. packages/
  3. services/
  4. wifi/