gpu: Upgrade DEPTH_COMPONENT16 to DEPTH_COMPONENT24 if possible

gpu/command_buffer/service/context_group.cc

Index: gpu/command_buffer/service/context_group.cc
diff --git a/gpu/command_buffer/service/context_group.cc b/gpu/command_buffer/service/context_group.cc
index bb6ad711e50ef9f3db4f3082e76dd223ed83fed5..0cb6e51aa23046f89bc94f552c29dc89f61099af 100644
--- a/gpu/command_buffer/service/context_group.cc
+++ b/gpu/command_buffer/service/context_group.cc
@@ -120,12 +120,15 @@ bool ContextGroup::Initialize(
     draw_buffer_ = GL_BACK;
   }
 
+  const bool depth24_supported = feature_info_->feature_flags().oes_depth24;
+
   buffer_manager_.reset(
       new BufferManager(memory_tracker_.get(), feature_info_.get()));
   framebuffer_manager_.reset(
       new FramebufferManager(max_draw_buffers_, max_color_attachments_));
   renderbuffer_manager_.reset(new RenderbufferManager(
-      memory_tracker_.get(), max_renderbuffer_size, max_samples));
+      memory_tracker_.get(), max_renderbuffer_size, max_samples,
+      depth24_supported));
   shader_manager_.reset(new ShaderManager());
 
   // Lookup GL things we need to know.