convertion --> conversion

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17771 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/encconv.h

@@ -62,7 +62,7 @@ class WXDLLEXPORT wxEncodingConverter : public wxObject
             wxEncodingConverter();
             ~wxEncodingConverter() { if (m_Table) delete[] m_Table; }
 
-            // Initialize convertion. Both output or input encoding may
+            // Initialize conversion. Both output or input encoding may
             // be wxFONTENCODING_UNICODE, but only if wxUSE_WCHAR_T is set to 1.
             //
             // All subsequent calls to Convert() will interpret it's argument

include/wx/image.h

@@ -121,7 +121,7 @@ public:
     wxImage( const wxImage* image );
 
 #if WXWIN_COMPATIBILITY_2_2 && wxUSE_GUI
-    // convertion to/from wxBitmap (deprecated, use wxBitmap's methods instead):
+    // conversion to/from wxBitmap (deprecated, use wxBitmap's methods instead):
     wxImage( const wxBitmap &bitmap );
     wxBitmap ConvertToBitmap() const;
 #ifdef __WXGTK__

include/wx/string.h

@@ -470,7 +470,7 @@ public:
     const char *ToAscii() const { return c_str(); }
 #endif // Unicode/!Unicode
 
-    // conversions with (possible) format convertions: have to return a
+    // conversions with (possible) format conversions: have to return a
     // buffer with temporary data
     //
     // the functions defined (in either Unicode or ANSI) mode are mb_str() to