Removal of dependencies on PlatformDevice classes.

skia/ext/platform_device_win.h

Index: skia/ext/platform_device_win.h
===================================================================
--- skia/ext/platform_device_win.h	(revision 85672)
+++ skia/ext/platform_device_win.h	(working copy)
@@ -18,6 +18,21 @@
 
 namespace skia {
 
+namespace platform_util {
+
+// Draws to the given screen DC.  Forwards to the bound PlatformDevice, if
+// present.  Othwerwise NOP.
+SK_API void DrawToHDC(SkDevice* device, HDC dc, int x, int y,
+                      const RECT* src_rect);
+
+// Sets the opacity of each pixel in the specified region to be opaque.
+SK_API void MakeOpaque(SkDevice* device, int x, int y, int width, int height);
+
+// Initializes the default settings and colors in a device context.
+SK_API void InitializeDC(HDC context);
+
+}  // namespace platform_util
+
 // A device is basically a wrapper around SkBitmap that provides a surface for
 // SkCanvas to draw into. Our device provides a surface Windows can also write
 // to. It also provides functionality to play well with GDI drawing functions.
@@ -51,9 +66,6 @@
   // Returns if GDI is allowed to render text to this device.
   virtual bool IsNativeFontRenderingAllowed() { return true; }
 
-  // Initializes the default settings and colors in a device context.
-  static void InitializeDC(HDC context);
-
   // Loads a SkPath into the GDI context. The path can there after be used for
   // clipping or as a stroke.
   static void LoadPathToDC(HDC context, const SkPath& path);