[DevTools] Use special resizing strategy instead of insets.

chrome/browser/devtools/devtools_contents_resizing_strategy.h

+// Copyright (c) 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 CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_
+#define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_
+
+#include "base/basictypes.h"
+#include "ui/gfx/insets.h"
+#include "ui/gfx/rect.h"
+#include "ui/gfx/size.h"
+
+class DevToolsContentsResizingStrategy {
+ public:
+  DevToolsContentsResizingStrategy();
+  DevToolsContentsResizingStrategy(gfx::Insets insets, gfx::Size min_size);
+
+  const gfx::Insets& insets() const { return insets_; }
+  const gfx::Size& min_size() const { return min_size_; }
+
+  void Apply(
+      const gfx::Size& container_size,
+      const gfx::Rect& old_devtools_bounds,
+      const gfx::Rect& old_contents_bounds,
+      gfx::Rect* new_devtools_bounds,
+      gfx::Rect* new_contents_bounds);
+
+ private:
+  // Insets of contents inside DevTools.

[pfeldman, 2014/01/31 15:08:28]

Blank line above comments.

[dgozman, 2014/02/01 13:21:35]

Done.

+  gfx::Insets insets_;
+
+  // Minimum size of contents.
+  gfx::Size min_size_;

[pfeldman, 2014/01/31 15:08:28]

DISALLOW_COPY_AND_ASSIGN is missing

[dgozman, 2014/02/01 13:21:35]

This is data-holding class intended to be copied and assigned (it's like
gfx::Size). Added a comment describing this.

+};
+
+inline bool operator==(const DevToolsContentsResizingStrategy& lhs,
+    const DevToolsContentsResizingStrategy& rhs) {
+  return lhs.insets() == rhs.insets() && lhs.min_size() == rhs.min_size();
+}
+
+#endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_