content: Partial copy workaround for devices with known upload performance problems.

gpu/command_buffer/service/feature_info.cc

 // 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.
 
 #include "gpu/command_buffer/service/feature_info.h"
 
 #include <set>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 96 matching lines @@
     workarounds->max_cube_map_texture_size = 1024;
   if (workarounds->max_cube_map_texture_size_limit_512)
     workarounds->max_cube_map_texture_size = 512;
 
   if (workarounds->max_fragment_uniform_vectors_32)
     workarounds->max_fragment_uniform_vectors = 32;
   if (workarounds->max_varying_vectors_16)
     workarounds->max_varying_vectors = 16;
   if (workarounds->max_vertex_uniform_vectors_256)
     workarounds->max_vertex_uniform_vectors = 256;
+
+  if (workarounds->max_copy_texture_chromium_size_262144)
+    workarounds->max_copy_texture_chromium_size = 262144;
 }
 
 }  // anonymous namespace.
 
 FeatureInfo::FeatureFlags::FeatureFlags()
     : chromium_color_buffer_float_rgba(false),
       chromium_color_buffer_float_rgb(false),
       chromium_framebuffer_multisample(false),
       chromium_sync_query(false),
       use_core_framebuffer_multisample(false),
@@ skipping 41 matching lines @@
 }
 
 FeatureInfo::Workarounds::Workarounds() :
 #define GPU_OP(type, name) name(false),
     GPU_DRIVER_BUG_WORKAROUNDS(GPU_OP)
 #undef GPU_OP
     max_texture_size(0),
     max_cube_map_texture_size(0),
     max_fragment_uniform_vectors(0),
     max_varying_vectors(0),
-    max_vertex_uniform_vectors(0) {
+    max_vertex_uniform_vectors(0),
+    max_copy_texture_chromium_size(0) {
 }
 
 FeatureInfo::FeatureInfo() {
   InitializeBasicState(*base::CommandLine::ForCurrentProcess());
 }
 
 FeatureInfo::FeatureInfo(const base::CommandLine& command_line) {
   InitializeBasicState(command_line);
 }
 
@@ skipping 950 matching lines @@
   if (pos == std::string::npos) {
     extensions_ += (extensions_.empty() ? "" : " ") + str;
   }
 }
 
 FeatureInfo::~FeatureInfo() {
 }
 
 }  // namespace gles2
 }  // namespace gpu