cc: make partially-resident textures use 1 - y, not h - y.

cc/output/direct_renderer.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 "cc/output/direct_renderer.h"
 
 #include <stddef.h>
 
 #include <utility>
 #include <vector>
@@ skipping 532 matching lines @@
   if (!texture->id()) {
     texture->Allocate(size,
                       ResourceProvider::TEXTURE_HINT_IMMUTABLE_FRAMEBUFFER,
                       resource_provider_->best_texture_format());
   }
   DCHECK(texture->id());
 
   if (BindFramebufferToTexture(frame, texture)) {
     InitializeViewport(frame, render_pass->output_rect,
                        gfx::Rect(render_pass->output_rect.size()),
-                       render_pass->output_rect.size());
+                       texture->size());
     return true;
   }
 
   return false;
 }
 
 bool DirectRenderer::HasAllocatedResourcesForTesting(RenderPassId id) const {
   ScopedResource* texture = render_pass_textures_.get(id);
   return texture && texture->id();
 }
 
 // static
 gfx::Size DirectRenderer::RenderPassTextureSize(const RenderPass* render_pass) {
   return render_pass->output_rect.size();
 }
 
 }  // namespace cc