Merge libGLESv2 and libEGL classes into libANGLE.

BUG=angle:733

Change-Id: Ic491c971411fe82c56cd97c5c8325ac14ec218df
Reviewed-on: https://chromium-review.googlesource.com/230830
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>
diff --git a/src/libANGLE/renderer/d3d/RenderbufferD3D.cpp b/src/libANGLE/renderer/d3d/RenderbufferD3D.cpp
new file mode 100644
index 0000000..b72695b
--- /dev/null
+++ b/src/libANGLE/renderer/d3d/RenderbufferD3D.cpp
@@ -0,0 +1,73 @@
+//
+// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// RenderbufferD3d.cpp: Implements the RenderbufferD3D class, a specialization of RenderbufferImpl
+
+
+#include "libANGLE/renderer/d3d/RenderbufferD3D.h"
+
+#include "libANGLE/renderer/d3d/RendererD3D.h"
+#include "libANGLE/renderer/RenderTarget.h"
+
+namespace rx
+{
+RenderbufferD3D::RenderbufferD3D(RendererD3D *renderer) : mRenderer(renderer)
+{
+    mRenderTarget = NULL;
+}
+
+RenderbufferD3D::~RenderbufferD3D()
+{
+    SafeDelete(mRenderTarget);
+}
+
+RenderbufferD3D *RenderbufferD3D::makeRenderbufferD3D(RenderbufferImpl *renderbuffer)
+{
+    ASSERT(HAS_DYNAMIC_TYPE(RenderbufferD3D*, renderbuffer));
+    return static_cast<RenderbufferD3D*>(renderbuffer);
+}
+
+gl::Error RenderbufferD3D::setStorage(GLsizei width, GLsizei height, GLenum internalformat, GLsizei samples)
+{
+    // If the renderbuffer parameters are queried, the calling function
+    // will expect one of the valid renderbuffer formats for use in
+    // glRenderbufferStorage, but we should create depth and stencil buffers
+    // as DEPTH24_STENCIL8
+    GLenum creationFormat = internalformat;
+    if (internalformat == GL_DEPTH_COMPONENT16 || internalformat == GL_STENCIL_INDEX8)
+    {
+        creationFormat = GL_DEPTH24_STENCIL8_OES;
+    }
+
+    RenderTarget *newRT = NULL;
+    gl::Error error = mRenderer->createRenderTarget(width, height, creationFormat, samples, &newRT);
+    if (error.isError())
+    {
+        return error;
+    }
+
+    SafeDelete(mRenderTarget);
+    mRenderTarget = newRT;
+
+    return gl::Error(GL_NO_ERROR);
+}
+
+GLenum RenderbufferD3D::getActualFormat() const
+{
+    return (mRenderTarget ? mRenderTarget->getActualFormat() : GL_RGBA4);
+}
+
+RenderTarget *RenderbufferD3D::getRenderTarget()
+{
+    return mRenderTarget;
+}
+
+unsigned int RenderbufferD3D::getRenderTargetSerial() const
+{
+    return (mRenderTarget ? mRenderTarget->getSerial() : 0);
+}
+
+}