Add Linux support for getting the thumbnail and wire into the switcher.

views/controls/image_view.cc

 // Copyright (c) 2006-2008 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 "views/controls/image_view.h"
 
 #include "app/gfx/canvas.h"
 #include "app/gfx/insets.h"
 #include "base/logging.h"
 
@@ skipping 107 matching lines @@
   if (image_width == 0 || image_height == 0)
     return;
 
   int x, y;
   if (image_size_set_ &&
       (image_size_.width() != image_width ||
        image_size_.width() != image_height)) {
     // Resize case
     image_.buildMipMap(false);
     ComputeImageOrigin(image_size_.width(), image_size_.height(), &x, &y);
+    SkPaint paint;
+    paint.setFilterBitmap(true);
     canvas->DrawBitmapInt(image_, 0, 0, image_width, image_height,
                           x, y, image_size_.width(), image_size_.height(),
-                          true);
+                          true, paint);
   } else {
     ComputeImageOrigin(image_width, image_height, &x, &y);
     canvas->DrawBitmapInt(image_, x, y);
   }
 }
 
 void ImageView::SetHorizontalAlignment(Alignment ha) {
   if (ha != horiz_alignment_) {
     horiz_alignment_ = ha;
     SchedulePaint();
@@ skipping 26 matching lines @@
 bool ImageView::GetTooltipText(int x, int y, std::wstring* tooltip) {
   if (tooltip_text_.empty()) {
     return false;
   } else {
     * tooltip =  GetTooltipText();
     return true;
   }
 }
 
 }  // namespace views