views: Remove unused theme_background.* files.

chrome/browser/ui/views/theme_background.cc

-// 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.
-
-#include "chrome/browser/ui/views/theme_background.h"
-
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/themes/theme_service.h"
-#include "chrome/browser/themes/theme_service_factory.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/views/frame/browser_view.h"
-#include "chrome/browser/ui/views/theme_image_mapper.h"
-#include "grit/generated_resources.h"
-#include "grit/theme_resources.h"
-#include "grit/ui_resources.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/views/view.h"
-
-ThemeBackground::ThemeBackground(BrowserView* browser_view)
-    : browser_view_(browser_view) {
-}
-
-void ThemeBackground::Paint(gfx::Canvas* canvas, views::View* view) const {
-  gfx::ImageSkia* background;
-
-  if (!browser_view_->IsBrowserTypeNormal()) {
-    // Never theme app and popup windows.
-    ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-    if (browser_view_->IsActive())
-      background = rb.GetImageSkiaNamed(IDR_FRAME);
-    else
-      background = rb.GetImageSkiaNamed(IDR_THEME_FRAME_INACTIVE);
-  } else {
-    Profile* profile = browser_view_->browser()->profile();
-    ui::ThemeProvider* theme = view->GetThemeProvider();
-    DCHECK(theme);  // Should be parented to a Widget when painting.
-
-    if (browser_view_->IsActive()) {
-      background = theme->GetImageSkiaNamed(
-          profile->IsOffTheRecord() ?
-          IDR_THEME_FRAME_INCOGNITO : IDR_THEME_FRAME);
-    } else {
-      background = theme->GetImageSkiaNamed(
-          profile->IsOffTheRecord() ?
-          IDR_THEME_FRAME_INCOGNITO_INACTIVE : IDR_THEME_FRAME_INACTIVE);
-    }
-  }
-
-  gfx::Point origin;
-  views::View::ConvertPointToTarget(view,
-                                    browser_view_->frame()->GetFrameView(),
-                                    &origin);
-  canvas->TileImageInt(*background,
-                       origin.x(), origin.y(), 0, 0,
-                       view->width(), view->height());
-}