The great shader refactor: Separate initialization from ctor

cc/output/gl_renderer.cc

 // Copyright 2010 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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 3640 matching lines @@
     bool use_color_lut) {
   DCHECK_GE(precision, 0);
   DCHECK_LE(precision, LAST_TEX_COORD_PRECISION);
   DCHECK_GE(sampler, 0);
   DCHECK_LE(sampler, LAST_SAMPLER_TYPE);
   VideoYUVProgram* program =
       &video_yuv_program_[precision][sampler][use_alpha_plane][use_nv12]
                          [use_color_lut];
   if (!program->initialized()) {
     TRACE_EVENT0("cc", "GLRenderer::videoYUVProgram::initialize");
-    program->mutable_fragment_shader()->SetFeatures(use_alpha_plane, use_nv12,
-                                                    use_color_lut);
-    program->Initialize(output_surface_->context_provider(), precision,
-                        sampler);
+    program->InitializeVideoYUV(output_surface_->context_provider(), precision,
+                                sampler, use_alpha_plane, use_nv12,
+                                use_color_lut);
   }
   return program;
 }
 
 const GLRenderer::VideoStreamTextureProgram*
 GLRenderer::GetVideoStreamTextureProgram(TexCoordPrecision precision) {
   DCHECK_GE(precision, 0);
   DCHECK_LE(precision, LAST_TEX_COORD_PRECISION);
   VideoStreamTextureProgram* program =
       &video_stream_texture_program_[precision];
@@ skipping 384 matching lines @@
   // The alpha has already been applied when copying the RPDQ to an IOSurface.
   GLfloat alpha = 1;
   gl_->ScheduleCALayerSharedStateCHROMIUM(alpha, is_clipped, clip_rect,
                                           sorting_context_id, gl_transform);
   gl_->ScheduleCALayerCHROMIUM(
       texture_id, contents_rect, ca_layer_overlay->background_color,
       ca_layer_overlay->edge_aa_mask, bounds_rect, filter);
 }
 
 }  // namespace cc