Remove all the swap() stuff in the PPAPI C++ wrappers....

ppapi/cpp/dev/font_dev.h

Index: ppapi/cpp/dev/font_dev.h
===================================================================
--- ppapi/cpp/dev/font_dev.h	(revision 67885)
+++ ppapi/cpp/dev/font_dev.h	(working copy)
@@ -35,7 +35,6 @@
   }
 
   FontDescription_Dev& operator=(const FontDescription_Dev& other);
-  void swap(FontDescription_Dev& other);
 
   Var face() const { return face_; }
   void set_face(const Var& face) {
@@ -81,13 +80,12 @@
  public:
   TextRun_Dev();
   TextRun_Dev(const std::string& text,
-          bool rtl = false,
-          bool override_direction = false);
+              bool rtl = false,
+              bool override_direction = false);
   TextRun_Dev(const TextRun_Dev& other);
   ~TextRun_Dev();
 
   TextRun_Dev& operator=(const TextRun_Dev& other);
-  void swap(TextRun_Dev& other);
 
   const PP_TextRun_Dev& pp_text_run() const {
     return pp_text_run_;
@@ -111,7 +109,6 @@
   Font_Dev(const Font_Dev& other);
 
   Font_Dev& operator=(const Font_Dev& other);
-  void swap(Font_Dev& other);
 
   // PPB_Font methods:
   bool Describe(FontDescription_Dev* description,