Revert "Add Vulkan viz_unittests"

This reverts commit f0de58c9.

Reason for revert: fails in debug builds https://ci.chromium.org/p/chromium/builders/ci/Linux%20Tests%20(dbg)(1)(32)/58947

Original change's description:
> Add Vulkan viz_unittests
> 
> This CL enables all viz_unittests that pass with Vulkan.
> 
> Bug: 961373
> Change-Id: Ie0d0c590d58a930bf5e005dc233240203d76e773
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1625015
> Commit-Queue: Saman Sami <samans@chromium.org>
> Auto-Submit: Saman Sami <samans@chromium.org>
> Reviewed-by: Jonathan Backer <backer@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#663761}

TBR=backer@chromium.org,samans@chromium.org

Change-Id: I60cbc3ee0ade13de5f830f4957a08630254be2b1
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 961373
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1632875Reviewed-by: Saman Sami <samans@chromium.org>
Commit-Queue: Saman Sami <samans@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663876}

cc/test/DEPS

@@ -7,7 +7,6 @@ include_rules = [
   "+gpu/command_buffer/client/shared_memory_limits.h",
   "+gpu/command_buffer/common/context_creation_attribs.h",
   "+gpu/command_buffer/common/skia_utils.h",
-  "+gpu/command_buffer/service/gpu_switches.h",
   "+gpu/command_buffer/service/image_factory.h",
   "+gpu/config/gpu_feature_type.h",
   "+gpu/config/gpu_info.h",

cc/test/pixel_test.cc

@@ -40,7 +40,6 @@
 #include "components/viz/test/test_shared_bitmap_manager.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/client/shared_memory_limits.h"
-#include "gpu/command_buffer/service/gpu_switches.h"
 #include "gpu/command_buffer/service/service_utils.h"
 #include "gpu/config/gpu_feature_type.h"
 #include "gpu/config/gpu_info.h"
@@ -272,12 +271,7 @@ void PixelTest::SetUpGLRenderer(bool flipped_output_surface) {
   renderer_->SetVisible(true);
 }
 
-void PixelTest::SetUpSkiaRenderer(bool flipped_output_surface,
-                                  bool enable_vulkan) {
-  if (enable_vulkan) {
-    base::CommandLine::ForCurrentProcess()->AppendSwitch(
-        ::switches::kEnableVulkan);
-  }
+void PixelTest::SetUpSkiaRenderer(bool flipped_output_surface) {
   // Set up the GPU service.
   gpu_service_holder_ = viz::TestGpuServiceHolder::GetInstance();
 

cc/test/pixel_test.h

@@ -112,7 +112,7 @@ class PixelTest : public testing::Test {
 
   void SetUpGLWithoutRenderer(bool flipped_output_surface);
   void SetUpGLRenderer(bool flipped_output_surface);
-  void SetUpSkiaRenderer(bool flipped_output_surface, bool enable_vulkan);
+  void SetUpSkiaRenderer(bool flipped_output_surface);
   void SetUpSoftwareRenderer();
 
   void TearDown() override;
@@ -207,35 +207,6 @@ class SkiaRendererWithFlippedSurface : public viz::SkiaRenderer {
                      mode) {}
 };
 
-class VulkanSkiaRenderer : public viz::SkiaRenderer {
- public:
-  VulkanSkiaRenderer(const viz::RendererSettings* settings,
-                     viz::OutputSurface* output_surface,
-                     viz::DisplayResourceProvider* resource_provider,
-                     viz::SkiaOutputSurface* skia_output_surface,
-                     DrawMode mode)
-      : SkiaRenderer(settings,
-                     output_surface,
-                     resource_provider,
-                     skia_output_surface,
-                     mode) {}
-};
-
-class VulkanSkiaRendererWithFlippedSurface : public viz::SkiaRenderer {
- public:
-  VulkanSkiaRendererWithFlippedSurface(
-      const viz::RendererSettings* settings,
-      viz::OutputSurface* output_surface,
-      viz::DisplayResourceProvider* resource_provider,
-      viz::SkiaOutputSurface* skia_output_surface,
-      DrawMode mode)
-      : SkiaRenderer(settings,
-                     output_surface,
-                     resource_provider,
-                     skia_output_surface,
-                     mode) {}
-};
-
 template <>
 inline void RendererPixelTest<viz::GLRenderer>::SetUp() {
   SetUpGLRenderer(false);
@@ -263,26 +234,17 @@ inline void RendererPixelTest<SoftwareRendererWithExpandedViewport>::SetUp() {
 
 template <>
 inline void RendererPixelTest<viz::SkiaRenderer>::SetUp() {
-  SetUpSkiaRenderer(false, false);
+  SetUpSkiaRenderer(false);
 }
 
 template <>
 inline void RendererPixelTest<SkiaRendererWithFlippedSurface>::SetUp() {
-  SetUpSkiaRenderer(true, false);
-}
-
-template <>
-inline void RendererPixelTest<VulkanSkiaRenderer>::SetUp() {
-  SetUpSkiaRenderer(false, true);
-}
-
-template <>
-inline void RendererPixelTest<VulkanSkiaRendererWithFlippedSurface>::SetUp() {
-  SetUpSkiaRenderer(true, true);
+  SetUpSkiaRenderer(true);
 }
 
 typedef RendererPixelTest<viz::GLRenderer> GLRendererPixelTest;
 typedef RendererPixelTest<viz::SoftwareRenderer> SoftwareRendererPixelTest;
+typedef RendererPixelTest<viz::SkiaRenderer> SkiaRendererPixelTest;
 
 }  // namespace cc