MacViews: Move content::AcceleratedWidget to new component, ui/accelerated_widget_mac

ui/compositor/mac/accelerated_widget_mac.mm

Index: ui/compositor/mac/accelerated_widget_mac.mm
diff --git a/content/browser/compositor/browser_compositor_ca_layer_tree_mac.mm b/ui/compositor/mac/accelerated_widget_mac.mm
similarity index 95%
rename from content/browser/compositor/browser_compositor_ca_layer_tree_mac.mm
rename to ui/compositor/mac/accelerated_widget_mac.mm
index 4917a55222e73b77f09fcb9c00307654dbff5d3b..b1ac84e8cb9c6bac9bfd831be862de782ee9e516 100644
--- a/content/browser/compositor/browser_compositor_ca_layer_tree_mac.mm
+++ b/ui/compositor/mac/accelerated_widget_mac.mm
@@ -2,19 +2,19 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/browser/compositor/browser_compositor_ca_layer_tree_mac.h"
+#include "ui/compositor/mac/accelerated_widget_mac.h"
 
 #include <map>
 
-#include "cc/output/software_frame_data.h"
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
-#include "content/browser/compositor/io_surface_layer_mac.h"
-#include "content/browser/renderer_host/dip_util.h"
-#include "content/common/gpu/surface_handle_types_mac.h"
-#include "content/public/browser/context_factory.h"
+#include "cc/output/software_frame_data.h"
+#include "third_party/skia/include/core/SkCanvas.h"
 #include "ui/base/cocoa/animation_utils.h"
+#include "ui/compositor/mac/io_surface_layer_mac.h"
+#include "ui/compositor/mac/surface_handle_types_mac.h"
+#include "ui/gfx/size_conversions.h"
 #include "ui/gl/scoped_cgl.h"
 
 namespace content {
@@ -36,6 +36,10 @@ AcceleratedWidgetMac* GetHelperFromAcceleratedWidget(
   return found->second;
 }
 
+gfx::Size ConvertSizeToDIP(float scale_factor, const gfx::Size& size_in_pixel) {

[ccameron, 2014/11/25 17:54:25]

(re-resolve against https://codereview.chromium.org/750173002/, once it lands)

[tapted, 2014/11/25 23:53:55]

Done.

+  return gfx::ToFlooredSize(gfx::ScaleSize(size_in_pixel, 1.0f / scale_factor));
+}
+
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -331,6 +335,10 @@ bool AcceleratedWidgetMac::IOSurfaceLayerShouldAckImmediately() const {
   return view_->AcceleratedWidgetShouldIgnoreBackpressure();
 }
 
+bool AcceleratedWidgetMac::IOSurfaceNeedsGLFinishWorkaround() const {
+  return view_ && view_->AcceleratedWidgetNeedsGLFinishWorkaround();
+}
+
 void AcceleratedWidgetMac::IOSurfaceLayerDidDrawFrame() {
   AcknowledgeAcceleratedFrame();
 }