vulkan: enable OOP-R & GPU-R if related args are not specified.

Without OOP-R and GPU-R, there are many vulkan queue submissions per
frame. It is bad for performance. So always enable OOP-R and GPU-R for
vulkan unless related commandline arguments are specified.

Bug: 1087063
Change-Id: I4e370af0353ea793e006f8e0b66287306daf64c6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2226734
Commit-Queue: Peng Huang <penghuang@chromium.org>
Reviewed-by: Khushal <khushalsagar@chromium.org>
Cr-Commit-Position: refs/heads/master@{#774786}

gpu/config/gpu_util.cc

@@ -170,6 +170,15 @@ GpuFeatureStatus GetGpuRasterizationFeatureStatus(
   if (blacklisted_features.count(GPU_FEATURE_TYPE_GPU_RASTERIZATION))
     return kGpuFeatureStatusBlacklisted;
 
+  // Enable gpu rasterization for vulkan, unless it is overridden by
+  // commandline.
+  if (base::FeatureList::IsEnabled(features::kVulkan) &&
+      !base::FeatureList::GetInstance()->IsFeatureOverriddenFromCommandLine(
+          features::kDefaultEnableGpuRasterization.name,
+          base::FeatureList::OVERRIDE_DISABLE_FEATURE)) {
+    return kGpuFeatureStatusEnabled;
+  }
+
   // Gpu Rasterization on platforms that are not fully enabled is controlled by
   // a finch experiment.
   if (!base::FeatureList::IsEnabled(features::kDefaultEnableGpuRasterization))
@@ -207,11 +216,14 @@ GpuFeatureStatus GetOopRasterizationFeatureStatus(
   else if (gpu_preferences.enable_oop_rasterization)
     return kGpuFeatureStatusEnabled;
 
-  // TODO(enne): Eventually oop rasterization will replace gpu rasterization,
-  // and so we will need to address the underlying bugs or turn of GPU
-  // rasterization for these cases.
-  if (blacklisted_features.count(GPU_FEATURE_TYPE_OOP_RASTERIZATION))
-    return kGpuFeatureStatusBlacklisted;
+  // Enable OOP rasterization for vulkan, unless it is overridden by
+  // commandline.
+  if (base::FeatureList::IsEnabled(features::kVulkan) &&
+      !base::FeatureList::GetInstance()->IsFeatureOverriddenFromCommandLine(
+          features::kDefaultEnableOopRasterization.name,
+          base::FeatureList::OVERRIDE_DISABLE_FEATURE)) {
+    return kGpuFeatureStatusEnabled;
+  }
 
   // OOP Rasterization on platforms that are not fully enabled is controlled by
   // a finch experiment.