Move convolver, image_operations, and skia_utils from base/gfx to skia/ext....

chrome/views/button.cc

Index: chrome/views/button.cc
===================================================================
--- chrome/views/button.cc	(revision 6142)
+++ chrome/views/button.cc	(working copy)
@@ -7,12 +7,12 @@
 #include <atlbase.h>
 #include <atlapp.h>
 
-#include "base/gfx/image_operations.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/common/gfx/chrome_canvas.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/throb_animation.h"
 #include "chrome/views/event.h"
+#include "skia/ext/image_operations.h"
 
 #include "generated_resources.h"
 
@@ -105,7 +105,7 @@
   SkBitmap img;
 
   if (!images_[BS_HOT].isNull() && hover_animation_->IsAnimating()) {
-    img = gfx::ImageOperations::CreateBlendedBitmap(images_[BS_NORMAL],
+    img = skia::ImageOperations::CreateBlendedBitmap(images_[BS_NORMAL],
               images_[BS_HOT], hover_animation_->GetCurrentValue());
   } else {
     img = images_[GetState()];