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, 3 insertions, 4 deletions

diff --git a/Tests/Environment/main.cxx b/Tests/Environment/main.cxx
index 2e1bf4c..55bc77f 100644
--- a/Tests/Environment/main.cxx
+++ b/Tests/Environment/main.cxx
@@ -1,13 +1,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-int main(int argc, char *argv[])
+int main(int argc, char* argv[])
 {
   char* var = getenv("CMAKE_ENVIRONMENT_TEST_VAR");
-  if (!var)
-    {
+  if (!var) {
     var = "(null)";
-    }
+  }
 
   fprintf(stdout, "Environment:\n");
   fprintf(stdout, "  CMAKE_ENVIRONMENT_TEST_VAR='%s'\n", var);