Mojo-ify implementation of screen orientation locking/unlocking.

content/public/common/screen_orientation_struct_traits.h

Index: content/public/common/screen_orientation_struct_traits.h
diff --git a/content/public/common/screen_orientation_struct_traits.h b/content/public/common/screen_orientation_struct_traits.h
new file mode 100644
index 0000000000000000000000000000000000000000..0576268b1e17431ebc322989fdde2f65a747fd24
--- /dev/null
+++ b/content/public/common/screen_orientation_struct_traits.h
@@ -0,0 +1,80 @@
+// Copyright 2016 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 CONTENT_PUBLIC_COMMON_SCREEN_ORIENTATION_STRUCT_TRAITS_H_
+#define CONTENT_PUBLIC_COMMON_SCREEN_ORIENTATION_STRUCT_TRAITS_H_
+
+#include "content/public/common/screen_orientation.mojom.h"
+#include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationLockType.h"
+
+namespace mojo {
+
+template <>
+struct EnumTraits<content::mojom::ScreenOrientationLockType,
+                  blink::WebScreenOrientationLockType> {
+  static content::mojom::ScreenOrientationLockType ToMojom(
+      blink::WebScreenOrientationLockType lock_type) {
+    switch (lock_type) {
+      case blink::WebScreenOrientationLockDefault:
+        return content::mojom::ScreenOrientationLockType::DEFAULT;
+      case blink::WebScreenOrientationLockPortraitPrimary:
+        return content::mojom::ScreenOrientationLockType::PORTRAIT_PRIMARY;
+      case blink::WebScreenOrientationLockPortraitSecondary:
+        return content::mojom::ScreenOrientationLockType::PORTRAIT_SECONDARY;
+      case blink::WebScreenOrientationLockLandscapePrimary:
+        return content::mojom::ScreenOrientationLockType::LANDSCAPE_PRIMARY;
+      case blink::WebScreenOrientationLockLandscapeSecondary:
+        return content::mojom::ScreenOrientationLockType::LANDSCAPE_SECONDARY;
+      case blink::WebScreenOrientationLockAny:
+        return content::mojom::ScreenOrientationLockType::ANY;
+      case blink::WebScreenOrientationLockLandscape:
+        return content::mojom::ScreenOrientationLockType::LANDSCAPE;
+      case blink::WebScreenOrientationLockPortrait:
+        return content::mojom::ScreenOrientationLockType::PORTRAIT;
+      case blink::WebScreenOrientationLockNatural:
+        return content::mojom::ScreenOrientationLockType::NATURAL;
+    }
+    NOTREACHED();
+    return content::mojom::ScreenOrientationLockType::DEFAULT;
+  }
+
+  static bool FromMojom(content::mojom::ScreenOrientationLockType input,
+                        blink::WebScreenOrientationLockType* out) {
+    switch (input) {
+      case content::mojom::ScreenOrientationLockType::DEFAULT:
+        *out = blink::WebScreenOrientationLockDefault;
+        return true;
+      case content::mojom::ScreenOrientationLockType::PORTRAIT_PRIMARY:
+        *out = blink::WebScreenOrientationLockPortraitPrimary;
+        return true;
+      case content::mojom::ScreenOrientationLockType::PORTRAIT_SECONDARY:
+        *out = blink::WebScreenOrientationLockPortraitSecondary;
+        return true;
+      case content::mojom::ScreenOrientationLockType::LANDSCAPE_PRIMARY:
+        *out = blink::WebScreenOrientationLockLandscapePrimary;
+        return true;
+      case content::mojom::ScreenOrientationLockType::LANDSCAPE_SECONDARY:
+        *out = blink::WebScreenOrientationLockLandscapeSecondary;
+        return true;
+      case content::mojom::ScreenOrientationLockType::ANY:
+        *out = blink::WebScreenOrientationLockAny;
+        return true;
+      case content::mojom::ScreenOrientationLockType::LANDSCAPE:
+        *out = blink::WebScreenOrientationLockLandscape;
+        return true;
+      case content::mojom::ScreenOrientationLockType::PORTRAIT:
+        *out = blink::WebScreenOrientationLockPortrait;
+        return true;
+      case content::mojom::ScreenOrientationLockType::NATURAL:
+        *out = blink::WebScreenOrientationLockNatural;
+        return true;
+    }
+    NOTREACHED();
+    return false;
+  }
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_COMMON_SCREEN_ORIENTATION_STRUCT_TRAITS_H_