Revise C++ coding style using clang-format

Run the `Utilities/Scripts/clang-format.bash` script to update
all our C++ code to a new style defined by `.clang-format`.
Use `clang-format` version 3.8.

* If you reached this commit for a line in `git blame`, re-run the blame
  operation starting at the parent of this commit to see older history
  for the content.

* See the parent commit for instructions to rebase a change across this
  style transition commit.

1 files changed, 4 insertions, 1 deletions

diff --git a/Tests/RuntimePath/bar2.c b/Tests/RuntimePath/bar2.c
index 60d5e68..9035489 100644
--- a/Tests/RuntimePath/bar2.c
+++ b/Tests/RuntimePath/bar2.c
@@ -1,2 +1,5 @@
 extern int foo2();
-int bar2() { return foo2(); }
+int bar2()
+{
+  return foo2();
+}