diff -r 000000000000 -r 6474c204b198 gfx/skia/trunk/src/gpu/gl/iOS/SkNativeGLContext_iOS.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/skia/trunk/src/gpu/gl/iOS/SkNativeGLContext_iOS.mm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,64 @@
+
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gl/SkNativeGLContext.h"
+#import <OpenGLES/EAGL.h>
+
+#define EAGLCTX ((EAGLContext*)(fEAGLContext))
+
+SkNativeGLContext::AutoContextRestore::AutoContextRestore() {
+    fEAGLContext = [EAGLContext currentContext];
+    if (EAGLCTX) {
+        [EAGLCTX retain];
+    }
+}
+
+SkNativeGLContext::AutoContextRestore::~AutoContextRestore() {
+    if (EAGLCTX) {
+        [EAGLContext setCurrentContext:EAGLCTX];
+        [EAGLCTX release];
+    }
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+SkNativeGLContext::SkNativeGLContext()
+    : fEAGLContext(NULL) {
+}
+
+SkNativeGLContext::~SkNativeGLContext() {
+    this->destroyGLContext();
+}
+
+void SkNativeGLContext::destroyGLContext() {
+    if ([EAGLContext currentContext] == EAGLCTX) {
+        [EAGLContext setCurrentContext:nil];
+    }
+    [EAGLCTX release];
+}
+
+const GrGLInterface* SkNativeGLContext::createGLContext() {
+    fEAGLContext = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
+    [EAGLContext setCurrentContext:EAGLCTX];
+    
+    const GrGLInterface* interface = GrGLCreateNativeInterface();
+    if (!interface) {
+        SkDebugf("Failed to create gl interface");
+        this->destroyGLContext();
+        return NULL;
+    }
+    return interface;
+}
+
+void SkNativeGLContext::makeCurrent() const {
+    if (![EAGLContext setCurrentContext:EAGLCTX]) {
+        SkDebugf("Could not set the context.\n");
+    }
+}
+
+void SkNativeGLContext::swapBuffers() const { }
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