Forward port wxGraphicsBitmap cairo implementation, and fix the credit info in measuring.cpp

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61152 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/graphics.h

@@ -499,9 +499,7 @@ public:
     // image support
     //
 
-#ifndef __WXGTK20__
     virtual void DrawBitmap( const wxGraphicsBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) = 0;
-#endif
 
     virtual void DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) = 0;
 
@@ -657,14 +655,11 @@ public:
    // sets the font
     virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) = 0;
 
-#ifndef __WXGTK20__
     // create a native bitmap representation
     virtual wxGraphicsBitmap CreateBitmap( const wxBitmap &bitmap ) = 0;
 
     // create a subimage from a native image representation
     virtual wxGraphicsBitmap CreateSubBitmap( const wxGraphicsBitmap &bitmap, wxDouble x, wxDouble y, wxDouble w, wxDouble h  ) = 0;
-#endif
-
 
 private:
     wxDECLARE_NO_COPY_CLASS(wxGraphicsRenderer);