Add IsScalingDisabled and PP_PRINTOUTPUTFORMAT_EMF to pepper printing interface.

ppapi/example/example.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <math.h>
 #include <stdio.h>  // FIXME(brettw) erase me.
 #ifndef _WIN32
 #include <sys/time.h>
 #else
 #include <windows.h>
@@ skipping 310 matching lines @@
       char fps_text[64];
       sprintf(fps_text, "%g fps",
               kStepsPerCircle / (time_now - time_at_last_check_));
       fps.SetProperty("innerHTML", fps_text);
     }
 
     time_at_last_check_ = time_now;
   }
 
   // Print interfaces.
-  // TODO(mball,dmichael) Replace this with the PPP_PRINTING_DEV_USE_0_4 version
-  virtual PP_PrintOutputFormat_Dev* QuerySupportedPrintOutputFormats(
-      uint32_t* format_count) {
-    pp::Memory_Dev memory;
-    PP_PrintOutputFormat_Dev* format =
-        static_cast<PP_PrintOutputFormat_Dev*>(
-            memory.MemAlloc(sizeof(PP_PrintOutputFormat_Dev)));
-    *format = PP_PRINTOUTPUTFORMAT_RASTER;
-    *format_count = 1;
-    return format;
+  virtual uint32_t QuerySupportedPrintOutputFormats() {
+    return PP_PRINTOUTPUTFORMAT_RASTER;
   }
 
   virtual int32_t PrintBegin(const PP_PrintSettings_Dev& print_settings) {
     if (print_settings_.format != PP_PRINTOUTPUTFORMAT_RASTER)
       return 0;
 
     print_settings_ = print_settings;
     print_settings_valid_ = true;
     return 1;
   }
@@ skipping 20 matching lines @@
         (print_settings_.printable_area.size.height / 72.0) *
          print_settings_.dpi);
 
     return PaintImage(width, height);
   }
 
   virtual void PrintEnd() {
     print_settings_valid_ = false;
   }
 
+  virtual bool IsScalingDisabled() {
+    return false;
+  }
+
   void OnFlush() {
     if (animation_counter_ % kStepsPerCircle == 0)
       UpdateFps();
     animation_counter_++;
     Paint();
   }
 
  private:
   void SayHello() {
     pp::VarPrivate window = GetWindowObject();
@@ skipping 95 matching lines @@
 };
 
 namespace pp {
 
 // Factory function for your specialization of the Module object.
 Module* CreateModule() {
   return new MyModule();
 }
 
 }  // namespace pp