Rename null::Adapter -> null::PhysicalDevice.

Bug: dawn:1774
Change-Id: I05f4578e08175c4ce5703c5555689ba517b4590d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/130780
Reviewed-by: Austin Eng <enga@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>

src/dawn/native/null/DeviceNull.cpp

@@ -28,13 +28,14 @@
 
 namespace dawn::native::null {
 
-// Implementation of pre-Device objects: the null adapter, null backend connection and Connect()
+// Implementation of pre-Device objects: the null physical device, null backend connection and
+// Connect()
 
-Adapter::Adapter(InstanceBase* instance)
-    : Adapter(instance,
-              TogglesState(ToggleStage::Adapter).InheritFrom(instance->GetTogglesState())) {}
+PhysicalDevice::PhysicalDevice(InstanceBase* instance)
+    : PhysicalDevice(instance,
+                     TogglesState(ToggleStage::Adapter).InheritFrom(instance->GetTogglesState())) {}
 
-Adapter::Adapter(InstanceBase* instance, const TogglesState& adapterToggles)
+PhysicalDevice::PhysicalDevice(InstanceBase* instance, const TogglesState& adapterToggles)
     : PhysicalDeviceBase(instance, wgpu::BackendType::Null, adapterToggles) {
     mVendorId = 0;
     mDeviceId = 0;
@@ -44,37 +45,38 @@ Adapter::Adapter(InstanceBase* instance, const TogglesState& adapterToggles)
     ASSERT(err.IsSuccess());
 }
 
-Adapter::~Adapter() = default;
+PhysicalDevice::~PhysicalDevice() = default;
 
-bool Adapter::SupportsExternalImages() const {
+bool PhysicalDevice::SupportsExternalImages() const {
     return false;
 }
 
-MaybeError Adapter::InitializeImpl() {
+MaybeError PhysicalDevice::InitializeImpl() {
     return {};
 }
 
-void Adapter::InitializeSupportedFeaturesImpl() {
+void PhysicalDevice::InitializeSupportedFeaturesImpl() {
     // Enable all features by default for the convenience of tests.
     for (uint32_t i = 0; i < static_cast<uint32_t>(Feature::EnumCount); i++) {
         EnableFeature(static_cast<Feature>(i));
     }
 }
 
-MaybeError Adapter::InitializeSupportedLimitsImpl(CombinedLimits* limits) {
+MaybeError PhysicalDevice::InitializeSupportedLimitsImpl(CombinedLimits* limits) {
     GetDefaultLimits(&limits->v1);
     return {};
 }
 
-void Adapter::SetupBackendDeviceToggles(TogglesState* deviceToggles) const {}
+void PhysicalDevice::SetupBackendDeviceToggles(TogglesState* deviceToggles) const {}
 
-ResultOrError<Ref<DeviceBase>> Adapter::CreateDeviceImpl(const DeviceDescriptor* descriptor,
-                                                         const TogglesState& deviceToggles) {
+ResultOrError<Ref<DeviceBase>> PhysicalDevice::CreateDeviceImpl(const DeviceDescriptor* descriptor,
+                                                                const TogglesState& deviceToggles) {
     return Device::Create(this, descriptor, deviceToggles);
 }
 
-MaybeError Adapter::ValidateFeatureSupportedWithTogglesImpl(wgpu::FeatureName feature,
-                                                            const TogglesState& toggles) const {
+MaybeError PhysicalDevice::ValidateFeatureSupportedWithTogglesImpl(
+    wgpu::FeatureName feature,
+    const TogglesState& toggles) const {
     return {};
 }
 
@@ -87,10 +89,11 @@ class Backend : public BackendConnection {
         const TogglesState& adapterToggles) override {
         // There is always a single Null adapter because it is purely CPU based and doesn't
         // depend on the system.
-        std::vector<Ref<PhysicalDeviceBase>> adapters;
-        Ref<Adapter> adapter = AcquireRef(new Adapter(GetInstance(), adapterToggles));
-        adapters.push_back(std::move(adapter));
-        return adapters;
+        std::vector<Ref<PhysicalDeviceBase>> physicalDevices;
+        Ref<PhysicalDevice> physicalDevice =
+            AcquireRef(new PhysicalDevice(GetInstance(), adapterToggles));
+        physicalDevices.push_back(std::move(physicalDevice));
+        return physicalDevices;
     }
 };
 
@@ -113,7 +116,7 @@ struct CopyFromStagingToBufferOperation : PendingOperation {
 // Device
 
 // static
-ResultOrError<Ref<Device>> Device::Create(Adapter* adapter,
+ResultOrError<Ref<Device>> Device::Create(AdapterBase* adapter,
                                           const DeviceDescriptor* descriptor,
                                           const TogglesState& deviceToggles) {
     Ref<Device> device = AcquireRef(new Device(adapter, descriptor, deviceToggles));

src/dawn/native/null/DeviceNull.h

@@ -40,13 +40,13 @@
 
 namespace dawn::native::null {
 
-class Adapter;
 class BindGroup;
 class BindGroupLayout;
 class Buffer;
 class CommandBuffer;
 class ComputePipeline;
 class Device;
+class PhysicalDevice;
 using PipelineLayout = PipelineLayoutBase;
 class QuerySet;
 class Queue;
@@ -58,13 +58,13 @@ class Texture;
 using TextureView = TextureViewBase;
 
 struct NullBackendTraits {
-    using AdapterType = Adapter;
     using BindGroupType = BindGroup;
     using BindGroupLayoutType = BindGroupLayout;
     using BufferType = Buffer;
     using CommandBufferType = CommandBuffer;
     using ComputePipelineType = ComputePipeline;
     using DeviceType = Device;
+    using PhysicalDeviceType = PhysicalDevice;
     using PipelineLayoutType = PipelineLayout;
     using QuerySetType = QuerySet;
     using QueueType = Queue;
@@ -88,7 +88,7 @@ struct PendingOperation {
 
 class Device final : public DeviceBase {
   public:
-    static ResultOrError<Ref<Device>> Create(Adapter* adapter,
+    static ResultOrError<Ref<Device>> Create(AdapterBase* adapter,
                                              const DeviceDescriptor* descriptor,
                                              const TogglesState& deviceToggles);
     ~Device() override;
@@ -170,13 +170,13 @@ class Device final : public DeviceBase {
     size_t mMemoryUsage = 0;
 };
 
-class Adapter : public PhysicalDeviceBase {
+class PhysicalDevice : public PhysicalDeviceBase {
   public:
     // Create null adapter without providing toggles state for testing, only inherit instance's
     // toggles state
-    explicit Adapter(InstanceBase* instance);
-    Adapter(InstanceBase* instance, const TogglesState& adapterToggles);
-    ~Adapter() override;
+    explicit PhysicalDevice(InstanceBase* instance);
+    PhysicalDevice(InstanceBase* instance, const TogglesState& adapterToggles);
+    ~PhysicalDevice() override;
 
     // PhysicalDeviceBase Implementation
     bool SupportsExternalImages() const override;

src/dawn/tests/unittests/FeatureTests.cpp

@@ -47,9 +47,9 @@ class FeatureTests : public testing::Test {
     Ref<dawn::native::InstanceBase> mInstanceBase;
     // The adapter that inherit toggles states from the instance, also have DisallowUnsafeAPIs
     // enabled.
-    dawn::native::null::Adapter mAdapterBase;
+    dawn::native::null::PhysicalDevice mAdapterBase;
     // The adapter that override DisallowUnsafeAPIs to disabled in toggles state.
-    dawn::native::null::Adapter mUnsafeAdapterBase;
+    dawn::native::null::PhysicalDevice mUnsafeAdapterBase;
 };
 
 // Test the creation of a device will fail if the requested feature is not supported on the

src/dawn/tests/unittests/GetProcAddressTests.cpp

@@ -94,7 +94,7 @@ class GetProcAddressTests : public testing::TestWithParam<DawnFlavor> {
 
   protected:
     Ref<dawn::native::InstanceBase> mNativeInstance;
-    dawn::native::null::Adapter mNativeAdapter;
+    dawn::native::null::PhysicalDevice mNativeAdapter;
 
     std::unique_ptr<utils::TerribleCommandBuffer> mC2sBuf;
     std::unique_ptr<dawn::wire::WireClient> mWireClient;

src/dawn/tests/unittests/PerThreadProcTests.cpp

@@ -32,7 +32,7 @@ class PerThreadProcTests : public testing::Test {
 
   protected:
     Ref<dawn::native::InstanceBase> mNativeInstance;
-    dawn::native::null::Adapter mNativeAdapter;
+    dawn::native::null::PhysicalDevice mNativeAdapter;
 };
 
 // Test that procs can be set per thread. This test overrides deviceCreateBuffer with a placeholder