Converts ui/views/controls, ui/views/examples, ui/base/models to ImageSkia

ui/base/models/tree_model.h

Index: ui/base/models/tree_model.h
diff --git a/ui/base/models/tree_model.h b/ui/base/models/tree_model.h
index 5dfa8f9ac89c6ea0110fea5f2ae638c8da069f34..9aabdffbeaf06e80ac7f01470e123ed95cf3a679 100644
--- a/ui/base/models/tree_model.h
+++ b/ui/base/models/tree_model.h
@@ -11,7 +11,9 @@
 #include "base/string16.h"
 #include "ui/base/ui_export.h"
 
-class SkBitmap;
+namespace gfx {
+class ImageSkia;
+}
 
 namespace ui {
 
@@ -84,7 +86,7 @@ class UI_EXPORT TreeModel {
 
   // Returns the set of icons for the nodes in the tree. You only need override
   // this if you don't want to use the default folder icons.
-  virtual void GetIcons(std::vector<SkBitmap>* icons) {}
+  virtual void GetIcons(std::vector<gfx::ImageSkia>* icons) {}
 
   // Returns the index of the icon to use for |node|. Return -1 to use the
   // default icon. The index is relative to the list of icons returned from