Implement remaining SkBitmapOperations as ImageSkiaOperations

ash/wm/workspace/frame_maximize_button.cc

Index: ash/wm/workspace/frame_maximize_button.cc
diff --git a/ash/wm/workspace/frame_maximize_button.cc b/ash/wm/workspace/frame_maximize_button.cc
index 386a2ac88eed2a5f76802b2d8b2eaf1b1949312f..213f4d21228762557d251138335c7d1dfec32277 100644
--- a/ash/wm/workspace/frame_maximize_button.cc
+++ b/ash/wm/workspace/frame_maximize_button.cc
@@ -180,8 +180,7 @@ ui::GestureStatus FrameMaximizeButton::OnGestureEvent(
   return ImageButton::OnGestureEvent(event);
 }
 
-gfx::ImageSkia FrameMaximizeButton::GetImageToPaint(
-    ui::ScaleFactor scale_factor) {
+gfx::ImageSkia FrameMaximizeButton::GetImageToPaint() {
   if (is_snap_enabled_) {
     int id = 0;
     if (frame_->GetWidget()->IsMaximized()) {
@@ -226,7 +225,7 @@ gfx::ImageSkia FrameMaximizeButton::GetImageToPaint(
     return *ResourceBundle::GetSharedInstance().GetImageNamed(id).ToImageSkia();
   }
   // Hot and pressed states handled by regular ImageButton.
-  return ImageButton::GetImageToPaint(scale_factor);
+  return ImageButton::GetImageToPaint();
 }
 
 void FrameMaximizeButton::ProcessStartEvent(const views::LocatedEvent& event) {