android-qemu2-glue: Add .clang-format file.

To ensure 'git clang-format' works properly.
This is the same file as the one found under external/qemu/android/

Change-Id: I789f9c8294e6b4cf395cccca7616312e2a4ccd9b

android-qemu2-glue/.clang-format

diff --git a/android-qemu2-glue/.clang-format b/android-qemu2-glue/.clang-format
new file mode 100644
index 0000000..6375c66
--- /dev/null
+++ b/android-qemu2-glue/.clang-format
@@ -0,0 +1,4 @@
+BasedOnStyle: Chromium
+IndentWidth: 4
+ContinuationIndentWidth: 8
+AccessModifierOffset: -4