diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/src/views/mac/SkOSWindow_Mac.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/src/views/mac/SkOSWindow_Mac.mm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#if defined(SK_BUILD_FOR_MAC)
+
+#import  <Cocoa/Cocoa.h>
+#include "SkOSWindow_Mac.h"
+#include "SkOSMenu.h"
+#include "SkTypes.h"
+#include "SkWindow.h"
+#import  "SkNSView.h"
+#import  "SkEventNotifier.h"
+#define  kINVAL_NSVIEW_EventType "inval-nsview"
+
+SK_COMPILE_ASSERT(SK_SUPPORT_GPU, not_implemented_for_non_gpu_build);
+
+SkOSWindow::SkOSWindow(void* hWnd) : fHWND(hWnd) {
+    fInvalEventIsPending = false;
+    fGLContext = NULL;
+    fNotifier = [[SkEventNotifier alloc] init];
+}
+SkOSWindow::~SkOSWindow() {
+    [(SkEventNotifier*)fNotifier release];
+}
+
+void SkOSWindow::onHandleInval(const SkIRect& r) {
+    if (!fInvalEventIsPending) {
+        fInvalEventIsPending = true;
+        (new SkEvent(kINVAL_NSVIEW_EventType, this->getSinkID()))->post();
+    }
+}
+
+bool SkOSWindow::onEvent(const SkEvent& evt) {
+    if (evt.isType(kINVAL_NSVIEW_EventType)) {
+        fInvalEventIsPending = false;
+        const SkIRect& r = this->getDirtyBounds();
+        [(SkNSView*)fHWND postInvalWithRect:&r];
+        [(NSOpenGLContext*)fGLContext update];
+        return true;
+    }
+    if ([(SkNSView*)fHWND onHandleEvent:evt]) {
+        return true;
+    }
+    return this->INHERITED::onEvent(evt);
+}
+
+bool SkOSWindow::onDispatchClick(int x, int y, Click::State state, void* owner,
+                                 unsigned modi) {
+    return this->INHERITED::onDispatchClick(x, y, state, owner, modi);
+}
+
+void SkOSWindow::onSetTitle(const char title[]) {
+    [(SkNSView*)fHWND setSkTitle:title];
+}
+
+void SkOSWindow::onAddMenu(const SkOSMenu* menu) {
+    [(SkNSView*)fHWND onAddMenu:menu];
+}
+
+void SkOSWindow::onUpdateMenu(const SkOSMenu* menu) {
+    [(SkNSView*)fHWND onUpdateMenu:menu];
+}
+
+bool SkOSWindow::attach(SkBackEndTypes attachType, int sampleCount, AttachmentInfo* info) {
+    return [(SkNSView*)fHWND attach:attachType withMSAASampleCount:sampleCount andGetInfo:info];
+}
+
+void SkOSWindow::detach() {
+    [(SkNSView*)fHWND detach];
+}
+
+void SkOSWindow::present() {
+    [(SkNSView*)fHWND present];
+}
+
+#endif