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, 33 insertions, 18 deletions

diff --git a/Source/cmDefinitions.h b/Source/cmDefinitions.h
index 411867c..7be0098 100644
--- a/Source/cmDefinitions.h
+++ b/Source/cmDefinitions.h
@@ -36,41 +36,56 @@
 class cmDefinitions
 {
   typedef cmLinkedTree<cmDefinitions>::iterator StackIter;
+
 public:
-  static const char* Get(const std::string& key,
-                         StackIter begin, StackIter end);
+  static const char* Get(const std::string& key, StackIter begin,
+                         StackIter end);
 
-  static void Raise(const std::string& key,
-                    StackIter begin, StackIter end);
+  static void Raise(const std::string& key, StackIter begin, StackIter end);
 
-  static bool HasKey(const std::string& key,
-                     StackIter begin, StackIter end);
+  static bool HasKey(const std::string& key, StackIter begin, StackIter end);
 
   /** Set (or unset if null) a value associated with a key.  */
   void Set(const std::string& key, const char* value);
 
   std::vector<std::string> UnusedKeys() const;
 
-  static std::vector<std::string> ClosureKeys(StackIter begin,
-                                              StackIter end);
+  static std::vector<std::string> ClosureKeys(StackIter begin, StackIter end);
 
   static cmDefinitions MakeClosure(StackIter begin, StackIter end);
 
 private:
   // String with existence boolean.
-  struct Def: public std::string
+  struct Def : public std::string
   {
   private:
     typedef std::string std_string;
+
   public:
-    Def(): std_string(), Exists(false), Used(false) {}
+    Def()
+      : std_string()
+      , Exists(false)
+      , Used(false)
+    {
+    }
     Def(const char* v)
-      : std_string(v ? v : ""),
-        Exists(v ? true : false),
-        Used(false)
-    {}
-    Def(const std_string& v): std_string(v), Exists(true), Used(false) {}
-    Def(Def const& d): std_string(d), Exists(d.Exists), Used(d.Used) {}
+      : std_string(v ? v : "")
+      , Exists(v ? true : false)
+      , Used(false)
+    {
+    }
+    Def(const std_string& v)
+      : std_string(v)
+      , Exists(true)
+      , Used(false)
+    {
+    }
+    Def(Def const& d)
+      : std_string(d)
+      , Exists(d.Exists)
+      , Used(d.Used)
+    {
+    }
     bool Exists;
     bool Used;
   };
@@ -87,8 +102,8 @@ private:
 #endif
   MapType Map;
 
-  static Def const& GetInternal(const std::string& key,
-    StackIter begin, StackIter end, bool raise);
+  static Def const& GetInternal(const std::string& key, StackIter begin,
+                                StackIter end, bool raise);
 };
 
 #endif