diff -r 000000000000 -r 4f2f89ce4247 WebKit/chromium/public/WebGLES2Context.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/chromium/public/WebGLES2Context.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WebGLES2Context_h
+#define WebGLES2Context_h
+
+#include "WebCommon.h"
+#include "WebNonCopyable.h"
+
+namespace WebKit {
+
+struct WebSize;
+class WebView;
+
+// This interface abstracts the creation and management of an
+// OpenGL ES 2.0 context.
+
+class WebGLES2Context : public WebNonCopyable {
+public:
+    virtual ~WebGLES2Context() {}
+
+    virtual bool initialize(WebView*, WebGLES2Context* parent) = 0;
+    virtual bool makeCurrent() = 0;
+    virtual bool destroy() = 0;
+    virtual bool swapBuffers() = 0;
+
+    // The follow two functions are for managing a context that renders offscreen.
+
+    // Resizes the backing store used for offscreen rendering.
+    virtual void resizeOffscreenContent(const WebSize&) = 0;
+
+    // Returns the ID of the texture used for offscreen rendering in the context of the parent.
+    virtual unsigned getOffscreenContentParentTextureId() = 0;
+};
+
+} // namespace WebKit
+
+#endif