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Unified Diff: content/common/gpu/surface_handle_types_mac.cc

Issue 753933002: MacViews: Move content::AcceleratedWidget to new component, ui/accelerated_widget_mac (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@20141124-MacViews-MoveSoftwareLayerMac-fromcl
Patch Set: rebase to master Created 6 years, 1 month ago
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Index: content/common/gpu/surface_handle_types_mac.cc
diff --git a/content/common/gpu/surface_handle_types_mac.cc b/content/common/gpu/surface_handle_types_mac.cc
deleted file mode 100644
index ef7254241da381359dfb2a8cd71e67af1c0e77b5..0000000000000000000000000000000000000000
--- a/content/common/gpu/surface_handle_types_mac.cc
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 2014 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 "content/common/gpu/surface_handle_types_mac.h"
-
-#include "base/logging.h"
-
-namespace content {
-namespace {
-
-// The type of the handle is stored in the upper 64 bits.
-const uint64 kTypeMask = 0xFFFFFFFFull << 32;
-
-const uint64 kTypeIOSurface = 0x01010101ull << 32;
-const uint64 kTypeCAContext = 0x02020202ull << 32;
-
-// To make it a bit less likely that we'll just cast off the top bits of the
-// handle to get the ID, XOR lower bits with a type-specific mask.
-const uint32 kXORMaskIOSurface = 0x01010101;
-const uint32 kXORMaskCAContext = 0x02020202;
-
-} // namespace
-
-SurfaceHandleType GetSurfaceHandleType(uint64 surface_handle) {
- switch(surface_handle & kTypeMask) {
- case kTypeIOSurface:
- return kSurfaceHandleTypeIOSurface;
- case kTypeCAContext:
- return kSurfaceHandleTypeCAContext;
- }
- return kSurfaceHandleTypeInvalid;
-}
-
-IOSurfaceID IOSurfaceIDFromSurfaceHandle(uint64 surface_handle) {
- DCHECK_EQ(kSurfaceHandleTypeIOSurface, GetSurfaceHandleType(surface_handle));
- return static_cast<uint32>(surface_handle) ^ kXORMaskIOSurface;
-}
-
-CAContextID CAContextIDFromSurfaceHandle(uint64 surface_handle) {
- DCHECK_EQ(kSurfaceHandleTypeCAContext, GetSurfaceHandleType(surface_handle));
- return static_cast<uint32>(surface_handle) ^ kXORMaskCAContext;
-}
-
-uint64 SurfaceHandleFromIOSurfaceID(IOSurfaceID io_surface_id) {
- return kTypeIOSurface | (io_surface_id ^ kXORMaskIOSurface);
-}
-
-uint64 SurfaceHandleFromCAContextID(CAContextID ca_context_id) {
- return kTypeCAContext | (ca_context_id ^ kXORMaskCAContext);
-}
-
-} // namespace content

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