[cc] Add nearest neighbor filtering for TextureLayer.

cc/output/overlay_unittest.cc

 // Copyright 2014 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/base/scoped_ptr_vector.h"
 #include "cc/output/gl_renderer.h"
 #include "cc/output/output_surface.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/output/overlay_candidate_validator.h"
 #include "cc/output/overlay_processor.h"
@@ skipping 134 matching lines @@
       mailbox, release_callback.Pass());
 }
 
 TextureDrawQuad* CreateCandidateQuadAt(ResourceProvider* resource_provider,
                                        const SharedQuadState* shared_quad_state,
                                        RenderPass* render_pass,
                                        const gfx::Rect& rect) {
   ResourceProvider::ResourceId resource_id = CreateResource(resource_provider);
   bool premultiplied_alpha = false;
   bool flipped = false;
+  bool nearest_neighbor = false;
   float vertex_opacity[4] = {1.0f, 1.0f, 1.0f, 1.0f};
 
   TextureDrawQuad* overlay_quad =
       render_pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
   overlay_quad->SetNew(shared_quad_state,
                        rect,
                        rect,
                        rect,
                        resource_id,
                        premultiplied_alpha,
                        kUVTopLeft,
                        kUVBottomRight,
                        SK_ColorTRANSPARENT,
                        vertex_opacity,
-                       flipped);
+                       flipped,
+                       nearest_neighbor);
 
   return overlay_quad;
 }
 
 TextureDrawQuad* CreateFullscreenCandidateQuad(
     ResourceProvider* resource_provider,
     const SharedQuadState* shared_quad_state,
     RenderPass* render_pass) {
   return CreateCandidateQuadAt(
       resource_provider, shared_quad_state, render_pass, kOverlayRect);
@@ skipping 609 matching lines @@
   renderer_->set_expect_overlays(false);
   renderer_->FinishDrawingFrame(&frame3);
   EXPECT_TRUE(resource_provider_->InUseByConsumer(resource1));
   SwapBuffers();
   EXPECT_FALSE(resource_provider_->InUseByConsumer(resource1));
   Mock::VerifyAndClearExpectations(&scheduler_);
 }
 
 }  // namespace
 }  // namespace cc