Download SwiftShader component if WebGL is blacklisted

chrome/browser/component_updater/swiftshader_component_installer.h

Index: chrome/browser/component_updater/swiftshader_component_installer.h
diff --git a/chrome/browser/component_updater/swiftshader_component_installer.h b/chrome/browser/component_updater/swiftshader_component_installer.h
new file mode 100644
index 0000000000000000000000000000000000000000..b7aa3f08c0b027a3110c631957834f1e001ef44a
--- /dev/null
+++ b/chrome/browser/component_updater/swiftshader_component_installer.h
@@ -0,0 +1,17 @@
+// Copyright (c) 2011 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.
+
+#ifndef CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_
+#define CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_
+#pragma once
+
+class ComponentUpdateService;
+
+// Our job is to 1) find what version of SwiftShader is installed (if any)
+// and 2) register with the gpu data manager and then register with the
+// component updater if the current gpu is blacklisted.
+void RegisterSwiftShaderComponent(ComponentUpdateService* cus);
+
+
+#endif  // CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_