Move test/libcxx/android/ to utils/libcxx/android/

This got refactored upstream.

Test: checkbuild and ./run_tests.py
Change-Id: I801869923cf7c51528de354f8a3da705f188ff43

utils/libcxx/android/adb.py

@@ -0,0 +1,24 @@
+import lit.util  # pylint: disable=import-error
+
+
+class AdbError(RuntimeError):
+    def __init__(self, cmd, out, err, exit_code):
+        super(AdbError, self).__init__(err)
+        self.cmd = cmd
+        self.out = out
+        self.err = err
+        self.exit_code = exit_code
+
+
+def mkdir(path):
+    cmd = ['adb', 'shell', 'mkdir', path]
+    out, err, exit_code = lit.util.executeCommand(cmd)
+    if exit_code != 0:
+        raise AdbError(cmd, out, err, exit_code)
+
+
+def push(src, dst):
+    cmd = ['adb', 'push', src, dst]
+    out, err, exit_code = lit.util.executeCommand(cmd)
+    if exit_code != 0:
+        raise AdbError(cmd, out, err, exit_code)