Revise C++ coding style using clang-format

Run the `src/clang-format.bash` script to update all our C and C++
code to a new style defined by `.clang-format`.  Use `clang-format`
version 3.8.  Fix expected test output for new line numbers.

* 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, 5 insertions, 2 deletions

diff --git a/test/input/Class-friends.cxx b/test/input/Class-friends.cxx
index 6659db2..fe3aa56 100644
--- a/test/input/Class-friends.cxx
+++ b/test/input/Class-friends.cxx
@@ -1,6 +1,9 @@
-class A {};
+class A
+{
+};
 void f(void);
-class start {
+class start
+{
   friend class A;
   friend void f(void);
 };