16-bit video upload to float: intermediate R16_EXT and copy to float.

gpu/command_buffer/service/feature_info.h

 // Copyright (c) 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.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 #define GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 68 matching lines @@
     bool ext_discard_framebuffer = false;
     bool angle_depth_texture = false;
     bool is_swiftshader_for_webgl = false;
     bool angle_texture_usage = false;
     bool ext_texture_storage = false;
     bool chromium_path_rendering = false;
     bool chromium_framebuffer_mixed_samples = false;
     bool blend_equation_advanced = false;
     bool blend_equation_advanced_coherent = false;
     bool ext_texture_rg = false;
+    bool ext_texture_norm16 = false;
     bool chromium_image_ycbcr_420v = false;
     bool chromium_image_ycbcr_422 = false;
     bool emulate_primitive_restart_fixed_index = false;
     bool ext_render_buffer_format_bgra8888 = false;
     bool ext_multisample_compatibility = false;
     bool ext_blend_func_extended = false;
     bool ext_read_format_bgra = false;
     bool desktop_srgb_support = false;
     bool arb_es3_compatibility = false;
     bool chromium_color_buffer_float_rgb = false;
@@ skipping 117 matching lines @@
   bool disable_shader_translator_;
   std::unique_ptr<gl::GLVersionInfo> gl_version_info_;
 
   DISALLOW_COPY_AND_ASSIGN(FeatureInfo);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_