It is time.

ui/compositor/debug_utils.cc

Index: ui/compositor/debug_utils.cc
diff --git a/ui/compositor/debug_utils.cc b/ui/compositor/debug_utils.cc
deleted file mode 100644
index cae3abc9bc905175a3c93f41863250d18c16efd2..0000000000000000000000000000000000000000
--- a/ui/compositor/debug_utils.cc
+++ /dev/null
@@ -1,121 +0,0 @@
-// 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.
-
-#define _USE_MATH_DEFINES // For VC++ to get M_PI. This has to be first.
-
-#include "ui/compositor/debug_utils.h"
-
-#include <cmath>
-#include <iomanip>
-#include <ostream>
-#include <string>
-
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "ui/compositor/layer.h"
-#include "ui/gfx/interpolated_transform.h"
-#include "ui/gfx/point.h"
-#include "ui/gfx/point_conversions.h"
-#include "ui/gfx/transform.h"
-
-using base::UTF8ToWide;
-
-namespace ui {
-
-namespace {
-
-void PrintLayerHierarchyImp(const Layer* layer,
-                            int indent,
-                            gfx::Point mouse_location,
-                            std::wostringstream* out) {
-  std::string indent_str(indent, ' ');
-
-  layer->transform().TransformPointReverse(&mouse_location);
-  bool mouse_inside_layer_bounds = layer->bounds().Contains(mouse_location);
-  mouse_location.Offset(-layer->bounds().x(), -layer->bounds().y());
-
-  *out << UTF8ToWide(indent_str);
-  if (mouse_inside_layer_bounds)
-    *out << L'*';
-  else
-    *out << L' ';
-
-  *out << UTF8ToWide(layer->name()) << L' ' << layer;
-
-  switch (layer->type()) {
-    case ui::LAYER_NOT_DRAWN:
-      *out << L" not_drawn";
-      break;
-    case ui::LAYER_TEXTURED:
-      *out << L" textured";
-      if (layer->fills_bounds_opaquely())
-        *out << L" opaque";
-      break;
-    case ui::LAYER_SOLID_COLOR:
-      *out << L" solid";
-      break;
-    case ui::LAYER_NINE_PATCH:
-      *out << L" nine_patch";
-      break;
-  }
-
-  if (!layer->visible())
-    *out << L" !visible";
-
-  std::string property_indent_str(indent+3, ' ');
-  *out << L'\n' << UTF8ToWide(property_indent_str);
-  *out << L"bounds: " << layer->bounds().x() << L',' << layer->bounds().y();
-  *out << L' ' << layer->bounds().width() << L'x' << layer->bounds().height();
-  if (!layer->subpixel_position_offset().IsZero())
-    *out << " " << UTF8ToWide(layer->subpixel_position_offset().ToString());
-
-  const ui::Layer* mask = const_cast<ui::Layer*>(layer)->layer_mask_layer();
-
-  if (mask) {
-    *out << L'\n' << UTF8ToWide(property_indent_str);
-    *out << L"mask layer: " << std::setprecision(2)
-         << UTF8ToWide(mask->bounds().ToString())
-         << UTF8ToWide(mask->subpixel_position_offset().ToString());
-  }
-
-  if (layer->opacity() != 1.0f) {
-    *out << L'\n' << UTF8ToWide(property_indent_str);
-    *out << L"opacity: " << std::setprecision(2) << layer->opacity();
-  }
-
-  gfx::DecomposedTransform decomp;
-  if (!layer->transform().IsIdentity() &&
-      gfx::DecomposeTransform(&decomp, layer->transform())) {
-    *out << L'\n' << UTF8ToWide(property_indent_str);
-    *out << L"translation: " << std::fixed << decomp.translate[0];
-    *out << L", " << decomp.translate[1];
-
-    *out << L'\n' << UTF8ToWide(property_indent_str);
-    *out << L"rotation: ";
-    *out << std::acos(decomp.quaternion[3]) * 360.0 / M_PI;
-
-    *out << L'\n' << UTF8ToWide(property_indent_str);
-    *out << L"scale: " << decomp.scale[0];
-    *out << L", " << decomp.scale[1];
-  }
-
-  *out << L'\n';
-
-  for (size_t i = 0, count = layer->children().size(); i < count; ++i) {
-    PrintLayerHierarchyImp(
-        layer->children()[i], indent + 3, mouse_location, out);
-  }
-}
-
-}  // namespace
-
-void PrintLayerHierarchy(const Layer* layer, gfx::Point mouse_location) {
-  std::wostringstream out;
-  out << L"Layer hierarchy:\n";
-  PrintLayerHierarchyImp(layer, 0, mouse_location, &out);
-  // Error so logs can be collected from end-users.
-  LOG(ERROR) << out.str();
-}
-
-}  // namespace ui