cc: Remove LayerTextureUpdater::Texture::updateRect() callback.

cc/scrollbar_layer.cc

 // Copyright 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 "config.h"
 
 #if USE(ACCELERATED_COMPOSITING)
 
 #include "ScrollbarLayerChromium.h"
 
@@ skipping 217 matching lines @@
     // Paint and upload the entire part.
     float widthScale = static_cast<float>(contentBounds().width()) / bounds().width();
     float heightScale = static_cast<float>(contentBounds().height()) / bounds().height();
     IntRect paintedOpaqueRect;
     painter->prepareToUpdate(rect, rect.size(), widthScale, heightScale, paintedOpaqueRect, stats);
     if (!painter->pixelsDidChange() && texture->texture()->haveBackingTexture()) {
         TRACE_EVENT_INSTANT0("cc","ScrollbarLayerChromium::updatePart no texture upload needed");
         return;
     }
 
-    texture->prepareRect(rect, stats);
-
     IntSize destOffset(0, 0);
-    TextureUploader::Parameters upload = { texture, rect, destOffset };
-    queue.appendFullUpload(upload);
+    texture->update(queue, rect, destOffset, false, stats);
 }
 
 
 void ScrollbarLayerChromium::setTexturePriorities(const CCPriorityCalculator&)
 {
     if (contentBounds().isEmpty())
         return;
 
     createTextureUpdaterIfNeeded();
 
@@ skipping 28 matching lines @@
 
     // Consider the thumb to be at the origin when painting.
     WebKit::WebRect thumbRect = m_geometry->thumbRect(m_scrollbar.get());
     IntRect originThumbRect = layerRectToContentRect(WebKit::WebRect(0, 0, thumbRect.width, thumbRect.height));
     if (!originThumbRect.isEmpty())
         updatePart(m_thumbUpdater.get(), m_thumb.get(), originThumbRect, queue, stats);
 }
 
 }
 #endif // USE(ACCELERATED_COMPOSITING)