Remove additional protection of kDisableAcceleratedVideoDecode in bpf_gpu_policy_linux.cc.

content/browser/gpu/gpu_data_manager_impl_private.cc

Index: content/browser/gpu/gpu_data_manager_impl_private.cc
diff --git a/content/browser/gpu/gpu_data_manager_impl_private.cc b/content/browser/gpu/gpu_data_manager_impl_private.cc
index 9bfb5f5722daf4144ff28636200e7cdce259762f..55f8026c40c8d129f84bd95053df4ff42d1aefc2 100644
--- a/content/browser/gpu/gpu_data_manager_impl_private.cc
+++ b/content/browser/gpu/gpu_data_manager_impl_private.cc
@@ -319,6 +319,24 @@ void AdjustGpuSwitchingOption(std::set<int>* workarounds) {
   }
 }
 
+bool IsAcceleratedVideoDecodeEnabled(
+    const GpuDataManagerImplPrivate* gpu_manager) {
+  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+  if (gpu_manager->IsFeatureBlacklisted(
+          gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE) &&
+      !command_line.HasSwitch(switches::kDisableAcceleratedVideoDecode))
+    return false;
+
+#if defined(OS_CHROMEOS) || defined(OS_WIN) || defined(OS_ANDROID)
+  return true;
+#endif
+#if defined(OS_LINUX) && defined(ARCH_CPU_X86_FAMILY) && defined(USE_X11)
+  return true;
+#endif
+
+  return false;
+}
+
 // Block all domains' use of 3D APIs for this many milliseconds if
 // approaching a threshold where system stability might be compromised.
 const int64 kBlockAllDomainsMs = 10000;
@@ -646,8 +664,7 @@ void GpuDataManagerImplPrivate::AppendRendererCommandLine(
   if (IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_COMPOSITING) &&
       !command_line->HasSwitch(switches::kDisableAcceleratedCompositing))
     command_line->AppendSwitch(switches::kDisableAcceleratedCompositing);
-  if (IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE) &&
-      !command_line->HasSwitch(switches::kDisableAcceleratedVideoDecode))
+  if (!IsAcceleratedVideoDecodeEnabled(this))
     command_line->AppendSwitch(switches::kDisableAcceleratedVideoDecode);
 #if defined(ENABLE_WEBRTC)
   if (IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_ENCODE) &&
@@ -706,10 +723,8 @@ void GpuDataManagerImplPrivate::AppendGpuCommandLine(
                                     IntSetToString(gpu_driver_bugs_));
   }
 
-  if (IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE) &&
-      !command_line->HasSwitch(switches::kDisableAcceleratedVideoDecode)) {
+  if (!IsAcceleratedVideoDecodeEnabled(this))
     command_line->AppendSwitch(switches::kDisableAcceleratedVideoDecode);
-  }
 #if defined(ENABLE_WEBRTC)
   if (IsFeatureBlacklisted(gpu::GPU_FEATURE_TYPE_ACCELERATED_VIDEO_ENCODE) &&
       !command_line->HasSwitch(switches::kDisableWebRtcHWEncoding)) {