Revert 243289 "Implement aura isFullScreenMode() for desktop-X11 only"

> Implement aura isFullScreenMode() for desktop-X11 only
> 
> IsFullScreenMode() in fullscreen_aura was not implemented.
> This CL provides an implementation of the IsFullScreenMode()
> and is inspired by the GTK counterpart
> 
> Review URL: https://codereview.chromium.org/118703004

This CL fixes Ozone build.

BUG=N/A

Review URL: https://codereview.chromium.org/151513005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@248929 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 123 deletions

diff --git a/chrome/browser/fullscreen_aurax11.cc b/chrome/browser/fullscreen_aurax11.cc
deleted file mode 100644
index 46ff522..0000000
--- a/chrome/browser/fullscreen_aurax11.cc
+++ /dev/null
@@ -1,123 +0,0 @@
-// 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.
-
-#include "chrome/browser/fullscreen.h"
-
-#include <X11/Xlib.h>
-#include "base/basictypes.h"
-#include "base/logging.h"
-#include "ui/base/x/x11_util.h"
-#include "ui/gfx/rect.h"
-
-namespace {
-
-void EnumerateAllChildWindows(ui::EnumerateWindowsDelegate* delegate,
-                              XID window) {
-  std::vector<XID> windows;
-
-  if (!ui::GetXWindowStack(window, &windows)) {
-    // Window Manager doesn't support _NET_CLIENT_LIST_STACKING, so fall back
-    // to old school enumeration of all X windows.
-    XID root, parent, *children;
-    unsigned int num_children;
-    int status = XQueryTree(gfx::GetXDisplay(), window, &root, &parent,
-                            &children, &num_children);
-    if (status) {
-      for (long i = static_cast<long>(num_children) - 1; i >= 0; i--)
-        windows.push_back(children[i]);
-      XFree(children);
-    }
-  }
-
-  std::vector<XID>::iterator iter;
-  for (iter = windows.begin(); iter != windows.end(); iter++) {
-    if (delegate->ShouldStopIterating(*iter))
-      return;
-  }
-}
-
-// To find the top-most window:
-// 1) Enumerate all top-level windows from the top to the bottom.
-// 2) For each window:
-//    2.1) If it is hidden, continue the iteration.
-//    2.2) If it is managed by the Window Manager (has a WM_STATE property).
-//         Return this window as the top-most window.
-//    2.3) Enumerate all its child windows. If there is a child window that is
-//         managed by the Window Manager (has a WM_STATE property). Return this
-//         child window as the top-most window.
-//    2.4) Otherwise, continue the iteration.
-
-class WindowManagerWindowFinder : public ui::EnumerateWindowsDelegate {
- public:
-  WindowManagerWindowFinder() : window_(None) { }
-
-  XID window() const { return window_; }
-
- protected:
-  virtual bool ShouldStopIterating(XID window) OVERRIDE {
-    if (ui::PropertyExists(window, "WM_STATE")) {
-      window_ = window;
-      return true;
-    }
-    return false;
-  }
-
- private:
-  XID window_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowManagerWindowFinder);
-};
-
-class TopMostWindowFinder : public ui::EnumerateWindowsDelegate {
- public:
-  TopMostWindowFinder()
-      : top_most_window_(None) {}
-
-  XID top_most_window() const { return top_most_window_; }
-
- protected:
-  virtual bool ShouldStopIterating(XID window) OVERRIDE {
-     if (!ui::IsWindowVisible(window))
-       return false;
-     if (ui::PropertyExists(window, "WM_STATE")) {
-      top_most_window_ = window;
-      return true;
-     }
-
-     WindowManagerWindowFinder child_finder;
-     EnumerateAllChildWindows(&child_finder, window);
-     XID child_window = child_finder.window();
-     if (child_window == None)
-       return false;
-     top_most_window_ = child_window;
-     return true;
-  }
-
- private:
-  XID top_most_window_;
-
-  DISALLOW_COPY_AND_ASSIGN(TopMostWindowFinder);
-};
-
-bool IsTopMostWindowFullScreen() {
-  // Find the topmost window
-  TopMostWindowFinder finder;
-  EnumerateAllChildWindows(&finder, ui::GetX11RootWindow());
-  XID window = finder.top_most_window();
-  if (window == None)
-    return false;
-
-  // Make sure it is not the desktop window.
-  int window_desktop;
-  if (!ui::GetWindowDesktop(window, &window_desktop))
-    return false;
-
-  return ui::IsX11WindowFullScreen(window);
-}
-
-}  // namespace
-
-bool IsFullScreenMode() {
-  return IsTopMostWindowFullScreen();
-}