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.

Source/cmFindPathCommand.h

@@ -14,7 +14,6 @@
 
 #include "cmFindBase.h"
 
-
 /** \class cmFindPathCommand
  * \brief Define a command to search for a library.
  *
@@ -29,17 +28,14 @@ public:
   /**
    * This is a virtual constructor for the command.
    */
-  virtual cmCommand* Clone()
-    {
-    return new cmFindPathCommand;
-    }
+  virtual cmCommand* Clone() { return new cmFindPathCommand; }
 
   /**
    * This is called when the command is first encountered in
    * the CMakeLists.txt file.
    */
   virtual bool InitialPass(std::vector<std::string> const& args,
-                           cmExecutionStatus &status);
+                           cmExecutionStatus& status);
 
   /**
    * This determines if the command is invoked when in script mode.
@@ -49,10 +45,11 @@ public:
   /**
    * The name of the command as specified in CMakeList.txt.
    */
-  virtual std::string GetName() const {return "find_path";}
+  virtual std::string GetName() const { return "find_path"; }
 
   cmTypeMacro(cmFindPathCommand, cmFindBase);
   bool IncludeFileInPath;
+
 private:
   std::string FindHeaderInFramework(std::string const& file,
                                     std::string const& dir);
@@ -61,6 +58,4 @@ private:
   std::string FindFrameworkHeader();
 };
 
-
-
 #endif