Move system.* family of APIs to extensions/

extensions/shell/browser/shell_display_info_provider.h

Index: extensions/shell/browser/shell_display_info_provider.h
diff --git a/extensions/shell/browser/shell_display_info_provider.h b/extensions/shell/browser/shell_display_info_provider.h
new file mode 100644
index 0000000000000000000000000000000000000000..5b041d993fa0cac82bde2dc583bb1013cb218c19
--- /dev/null
+++ b/extensions/shell/browser/shell_display_info_provider.h
@@ -0,0 +1,32 @@
+// 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.
+
+#ifndef EXTENSIONS_SHELL_BROWSER_SHELL_DISPLAY_INFO_PROVIDER_H_
+#define EXTENSIONS_SHELL_BROWSER_SHELL_DISPLAY_INFO_PROVIDER_H_
+
+#include "extensions/browser/api/system_display/display_info_provider.h"
+
+namespace extensions {
+
+class ShellDisplayInfoProvider : public DisplayInfoProvider {
+ public:
+  ShellDisplayInfoProvider();
+  virtual ~ShellDisplayInfoProvider();
+
+  // DisplayInfoProvider implementation.
+  virtual bool SetInfo(const std::string& display_id,
+                       const core_api::system_display::DisplayProperties& info,
+                       std::string* error) OVERRIDE;
+  virtual void UpdateDisplayUnitInfoForPlatform(
+      const gfx::Display& display,
+      extensions::core_api::system_display::DisplayUnitInfo* unit) OVERRIDE;
+  virtual gfx::Screen* GetActiveScreen() OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ShellDisplayInfoProvider);
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_SHELL_BROWSER_SHELL_DISPLAY_INFO_PROVIDER_H_