Add CompositingReasons to compositor layers.

webkit/renderer/compositor_bindings/web_compositing_reasons.cc

Index: webkit/renderer/compositor_bindings/web_compositing_reasons.cc
diff --git a/webkit/renderer/compositor_bindings/web_compositing_reasons.cc b/webkit/renderer/compositor_bindings/web_compositing_reasons.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0e04a245429257254dc28bfac5fe0a750a99e2bd
--- /dev/null
+++ b/webkit/renderer/compositor_bindings/web_compositing_reasons.cc
@@ -0,0 +1,144 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/basictypes.h"
+#include "cc/layers/compositing_reasons.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebCompositingReasons.h"
+
+#define COMPILE_ASSERT_MATCHING_ENUMS(cc_name, webkit_name)             \
+    COMPILE_ASSERT(                                                     \
+        static_cast<int>(cc_name) == static_cast<int>(webkit_name),     \
+        mismatching_enums)
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonUnknown,
+    WebKit::CompositingReasonUnknown);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReason3DTransform,
+    WebKit::CompositingReason3DTransform);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonVideo,
+    WebKit::CompositingReasonVideo);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonCanvas,
+    WebKit::CompositingReasonCanvas);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonPlugin,
+    WebKit::CompositingReasonPlugin);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonIFrame,
+    WebKit::CompositingReasonIFrame);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonBackfaceVisibilityHidden,
+    WebKit::CompositingReasonBackfaceVisibilityHidden);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonAnimation,
+    WebKit::CompositingReasonAnimation);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonFilters,
+    WebKit::CompositingReasonFilters);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonPositionFixed,
+    WebKit::CompositingReasonPositionFixed);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonPositionSticky,
+    WebKit::CompositingReasonPositionSticky);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonOverflowScrollingTouch,
+    WebKit::CompositingReasonOverflowScrollingTouch);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonBlending,
+    WebKit::CompositingReasonBlending);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonAssumedOverlap,
+    WebKit::CompositingReasonAssumedOverlap);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonOverlap,
+    WebKit::CompositingReasonOverlap);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonNegativeZIndexChildren,
+    WebKit::CompositingReasonNegativeZIndexChildren);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonTransformWithCompositedDescendants,
+    WebKit::CompositingReasonTransformWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonOpacityWithCompositedDescendants,
+    WebKit::CompositingReasonOpacityWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonMaskWithCompositedDescendants,
+    WebKit::CompositingReasonMaskWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonReflectionWithCompositedDescendants,
+    WebKit::CompositingReasonReflectionWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonFilterWithCompositedDescendants,
+    WebKit::CompositingReasonFilterWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonBlendingWithCompositedDescendants,
+    WebKit::CompositingReasonBlendingWithCompositedDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonClipsCompositingDescendants,
+    WebKit::CompositingReasonClipsCompositingDescendants);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonPerspective,
+    WebKit::CompositingReasonPerspective);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonPreserve3D,
+    WebKit::CompositingReasonPreserve3D);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonReflectionOfCompositedParent,
+    WebKit::CompositingReasonReflectionOfCompositedParent);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonRoot,
+    WebKit::CompositingReasonRoot);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForClip,
+    WebKit::CompositingReasonLayerForClip);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForScrollbar,
+    WebKit::CompositingReasonLayerForScrollbar);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForScrollingContainer,
+    WebKit::CompositingReasonLayerForScrollingContainer);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForForeground,
+    WebKit::CompositingReasonLayerForForeground);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForBackground,
+    WebKit::CompositingReasonLayerForBackground);
+
+COMPILE_ASSERT_MATCHING_ENUMS(
+    cc::kCompositingReasonLayerForMask,
+    WebKit::CompositingReasonLayerForMask);