repo: Change source style from LLVM to Google

Matches the source code style guide.

Change-Id: I9a1328ce8b500fa34336b52964dcb2c7fd16e17b
diff --git a/.clang-format b/.clang-format
index 252859b..0af4d40 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,6 +1,6 @@
 ---
-# Use defaults from LLVM style with the following exceptions:
-BasedOnStyle: LLVM
+# Use defaults from the Google style with the following exceptions:
+BasedOnStyle: Google
 IndentWidth: 4
 ColumnLimit: 132
 SortIncludes: false