Enable sampling from DXGI NV12 formats in GLRenderer.

cc/output/gl_renderer_unittest.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/gl_renderer.h"
 
 #include <stdint.h>
 
 #include <set>
 
@@ skipping 157 matching lines @@
 
     EXPECT_PROGRAM_VALID(renderer()->GetTileProgram(precision, sampler));
     EXPECT_PROGRAM_VALID(renderer()->GetTileProgramOpaque(precision, sampler));
     EXPECT_PROGRAM_VALID(renderer()->GetTileProgramAA(precision, sampler));
     EXPECT_PROGRAM_VALID(renderer()->GetTileProgramSwizzle(precision, sampler));
     EXPECT_PROGRAM_VALID(
         renderer()->GetTileProgramSwizzleOpaque(precision, sampler));
     EXPECT_PROGRAM_VALID(
         renderer()->GetTileProgramSwizzleAA(precision, sampler));
     EXPECT_PROGRAM_VALID(renderer()->GetVideoYUVProgram(precision, sampler));
+    EXPECT_PROGRAM_VALID(renderer()->GetVideoNV12Program(precision, sampler));
     EXPECT_PROGRAM_VALID(renderer()->GetVideoYUVAProgram(precision, sampler));
   }
 
   void TestShadersWithMasks(TexCoordPrecision precision,
                             SamplerType sampler,
                             BlendMode blend_mode,
                             bool mask_for_background) {
     if (!renderer()->Capabilities().using_egl_image &&
         sampler == SAMPLER_TYPE_EXTERNAL_OES) {
       // This will likely be hit in tests due to usage of osmesa.
@@ skipping 2046 matching lines @@
   EXPECT_CALL(overlay_scheduler,
               Schedule(1, gfx::OVERLAY_TRANSFORM_NONE, _, viewport_rect,
                        BoundingRect(uv_top_left, uv_bottom_right))).Times(1);
 
   renderer.DrawFrame(&render_passes_in_draw_order_, 1.f, viewport_rect,
                      viewport_rect, false);
 }
 
 }  // namespace
 }  // namespace cc