Lower ES3 capable requirement to GL 3.3 with extensions.

content/browser/gpu/compositor_util.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 "content/browser/gpu/compositor_util.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/feature_list.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/sys_info.h"
 #include "build/build_config.h"
 #include "cc/base/math_util.h"
 #include "cc/base/switches.h"
 #include "content/browser/gpu/browser_gpu_memory_buffer_manager.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/public/browser/gpu_utils.h"
 #include "content/public/common/content_features.h"
 #include "content/public/common/content_switches.h"
 #include "gpu/config/gpu_feature_type.h"
+#include "ui/gl/gl_switches.h"
 
 namespace content {
 
 namespace {
 
 static bool IsGpuRasterizationBlacklisted() {
   GpuDataManagerImpl* manager = GpuDataManagerImpl::GetInstance();
   return manager->IsFeatureBlacklisted(
         gpu::GPU_FEATURE_TYPE_GPU_RASTERIZATION);
 }
 
 const char kGpuCompositingFeatureName[] = "gpu_compositing";
 const char kWebGLFeatureName[] = "webgl";
 const char kRasterizationFeatureName[] = "rasterization";
 const char kMultipleRasterThreadsFeatureName[] = "multiple_raster_threads";
 const char kNativeGpuMemoryBuffersFeatureName[] = "native_gpu_memory_buffers";
+const char kWebGL2FeatureName[] = "webgl2";
 
 const int kMinRasterThreads = 1;
 const int kMaxRasterThreads = 4;
 
 const int kMinMSAASampleCount = 0;
 
 struct GpuFeatureInfo {
   std::string name;
   bool blocked;
   bool disabled;
@@ skipping 81 matching lines @@
      " about:flags or the command line.",
      true},
     {kMultipleRasterThreadsFeatureName, false,
      NumberOfRendererRasterThreads() == 1, "Raster is using a single thread.",
      false},
     {kNativeGpuMemoryBuffersFeatureName, false,
      !BrowserGpuMemoryBufferManager::IsNativeGpuMemoryBuffersEnabled(),
      "Native GpuMemoryBuffers have been disabled, either via about:flags"
      " or command line.",
      true},
-    {"vpx_decode", manager->IsFeatureBlacklisted(
-                       gpu::GPU_FEATURE_TYPE_ACCELERATED_VPX_DECODE) ||
-                       manager->IsFeatureBlacklisted(
-                           gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE),
+    {"vpx_decode",
+     manager->IsFeatureBlacklisted(
+         gpu::GPU_FEATURE_TYPE_ACCELERATED_VPX_DECODE) ||
+     manager->IsFeatureBlacklisted(
+         gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE),
      accelerated_vpx_disabled,
      "Accelerated VPx video decode has been disabled, either via blacklist"
      " or the command line.",
      true},
+    {kWebGL2FeatureName,
+     manager->IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_WEBGL2),
+     !command_line.HasSwitch(switches::kEnableUnsafeES3APIs) ||
+     command_line.HasSwitch(switches::kDisableES3APIs),
+     "WebGL2 has been disabled via blacklist or the command line.",
+     false},
   };
   DCHECK(index < arraysize(kGpuFeatureInfo));
   *eof = (index == arraysize(kGpuFeatureInfo) - 1);
   return kGpuFeatureInfo[index];
 }
 
 }  // namespace
 
 int NumberOfRendererRasterThreads() {
   int num_processors = base::SysInfo::NumberOfProcessors();
@@ skipping 241 matching lines @@
     }
   }
   return problem_list;
 }
 
 std::vector<std::string> GetDriverBugWorkarounds() {
   return GpuDataManagerImpl::GetInstance()->GetDriverBugWorkarounds();
 }
 
 }  // namespace content