Turn pageAction.show -> browserAction.sensibleThing.

chrome/common/extensions/icon_transform.h

+// Copyright (c) 2012 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_COMMON_EXTENSIONS_ICON_TRANSFORM_H_
+#define CHROME_COMMON_EXTENSIONS_ICON_TRANSFORM_H_
+#pragma once
+
+#include "base/memory/scoped_ptr.h"
+
+class SkBitmap;
+class SkDevice;
+
+namespace extensions {
+
+// A container for a mutable SkBitmap.
+class IconTransform {
+ public:
+  IconTransform();
+  ~IconTransform();
+
+  // Renders |icon| with the transformations applied.
+  const SkBitmap& RenderIcon(const SkBitmap& icon);
+
+  // Sets the transform's |alpha| to a value between 0 and 255.
+  // Returns a reference to this.
+  IconTransform& set_alpha(int alpha) {
+    alpha_ = alpha;
+    return *this;
+  }
+
+ private:
+  // The alpha.
+  int alpha_;
+
+  // Device used to paint the icon to.
+  scoped_ptr<SkDevice> device_;
+};
+
+}  // namespace extensions
+
+
+#endif  // CHROME_COMMON_EXTENSIONS_ICON_TRANSFORM_H_