Enabled BindGroupLayout deprecation warning and fixed tests it broke.

This should be the last change BindGroupLayout change needed to complete
the conversion to the new structure aside from removing the deprecated
code paths in the future.

Bug: dawn:527
Change-Id: I44f67de80f1b4e1b7b32909d70d74610f7a06d8d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/37560
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Brandon Jones <bajones@chromium.org>
diff --git a/src/dawn_native/BindGroupLayout.cpp b/src/dawn_native/BindGroupLayout.cpp
index 0ae9b83..bcff274 100644
--- a/src/dawn_native/BindGroupLayout.cpp
+++ b/src/dawn_native/BindGroupLayout.cpp
@@ -158,12 +158,11 @@
                         "texture, or storageTexture are set");
                 }
             } else if (bindingMemberCount == 0) {
-                // TODO(dawn:527): Raising this warning breaks a ton of validation tests.
                 // Deprecated validation path
-                /*device->EmitDeprecationWarning(
+                device->EmitDeprecationWarning(
                     "The format of BindGroupLayoutEntry has changed, and will soon require the "
                     "buffer, sampler, texture, or storageTexture members be set rather than "
-                    "setting type, etc. on the entry directly.");*/
+                    "setting type, etc. on the entry directly.");
 
                 DAWN_TRY(ValidateBindingType(entry.type));
                 DAWN_TRY(ValidateTextureComponentType(entry.textureComponentType));
diff --git a/src/tests/end2end/DeprecatedAPITests.cpp b/src/tests/end2end/DeprecatedAPITests.cpp
index 5cd4240..f66126d 100644
--- a/src/tests/end2end/DeprecatedAPITests.cpp
+++ b/src/tests/end2end/DeprecatedAPITests.cpp
@@ -60,9 +60,8 @@
     descriptor.entries = &binding;
 
     // Succeeds with only a type.
-    // Will soon emit a deprecation warning.
     binding.type = wgpu::BindingType::UniformBuffer;
-    device.CreateBindGroupLayout(&descriptor);
+    EXPECT_DEPRECATION_WARNING(device.CreateBindGroupLayout(&descriptor));
 
     binding.type = wgpu::BindingType::Undefined;
 
@@ -117,10 +116,12 @@
     bglDesc.entryCount = 1;
     bglDesc.entries = &binding;
 
+    wgpu::BindGroupLayout bgl;
+
     // Check that the default viewDimension is 2D.
     {
         binding.viewDimension = wgpu::TextureViewDimension::Undefined;
-        wgpu::BindGroupLayout bgl = device.CreateBindGroupLayout(&bglDesc);
+        EXPECT_DEPRECATION_WARNING(bgl = device.CreateBindGroupLayout(&bglDesc));
 
         wgpu::TextureDescriptor desc;
         desc.usage = wgpu::TextureUsage::Sampled;
@@ -136,7 +137,7 @@
     // Check that setting a non-default viewDimension works.
     {
         binding.viewDimension = wgpu::TextureViewDimension::e2DArray;
-        wgpu::BindGroupLayout bgl = device.CreateBindGroupLayout(&bglDesc);
+        EXPECT_DEPRECATION_WARNING(bgl = device.CreateBindGroupLayout(&bglDesc));
 
         wgpu::TextureDescriptor desc;
         desc.usage = wgpu::TextureUsage::Sampled;
diff --git a/src/tests/unittests/validation/GetBindGroupLayoutValidationTests.cpp b/src/tests/unittests/validation/GetBindGroupLayoutValidationTests.cpp
index 64b5111..2dbd5ee 100644
--- a/src/tests/unittests/validation/GetBindGroupLayoutValidationTests.cpp
+++ b/src/tests/unittests/validation/GetBindGroupLayoutValidationTests.cpp
@@ -97,15 +97,15 @@
 
     wgpu::BindGroupLayoutEntry binding = {};
     binding.binding = 0;
-    binding.type = wgpu::BindingType::UniformBuffer;
-    binding.minBufferBindingSize = 4 * sizeof(float);
+    binding.buffer.type = wgpu::BufferBindingType::Uniform;
+    binding.buffer.minBindingSize = 4 * sizeof(float);
 
     wgpu::BindGroupLayoutDescriptor desc = {};
     desc.entryCount = 1;
     desc.entries = &binding;
 
     // Check that visibility and dynamic offsets match
-    binding.hasDynamicOffset = false;
+    binding.buffer.hasDynamicOffset = false;
     binding.visibility = wgpu::ShaderStage::Fragment;
     EXPECT_EQ(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
 
@@ -117,7 +117,7 @@
     EXPECT_NE(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
 
     // Check that any change in hasDynamicOffsets doesn't match.
-    binding.hasDynamicOffset = true;
+    binding.buffer.hasDynamicOffset = true;
     binding.visibility = wgpu::ShaderStage::Fragment;
     EXPECT_NE(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
 }
@@ -142,10 +142,10 @@
 
     wgpu::BindGroupLayoutEntry binding = {};
     binding.binding = 0;
-    binding.type = wgpu::BindingType::UniformBuffer;
+    binding.buffer.type = wgpu::BufferBindingType::Uniform;
     binding.visibility = wgpu::ShaderStage::Compute;
-    binding.hasDynamicOffset = false;
-    binding.minBufferBindingSize = 4 * sizeof(float);
+    binding.buffer.hasDynamicOffset = false;
+    binding.buffer.minBindingSize = 4 * sizeof(float);
 
     wgpu::BindGroupLayoutDescriptor desc = {};
     desc.entryCount = 1;
@@ -158,8 +158,8 @@
 TEST_F(GetBindGroupLayoutTests, BindingType) {
     wgpu::BindGroupLayoutEntry binding = {};
     binding.binding = 0;
-    binding.hasDynamicOffset = false;
-    binding.minBufferBindingSize = 4 * sizeof(float);
+    binding.buffer.hasDynamicOffset = false;
+    binding.buffer.minBindingSize = 4 * sizeof(float);
     binding.visibility = wgpu::ShaderStage::Fragment;
 
     wgpu::BindGroupLayoutDescriptor desc = {};
@@ -169,7 +169,7 @@
     {
         // Storage buffer binding is not supported in vertex shader.
         binding.visibility = wgpu::ShaderStage::Fragment;
-        binding.type = wgpu::BindingType::StorageBuffer;
+        binding.buffer.type = wgpu::BufferBindingType::Storage;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[block]] struct S {
                 [[offset(0)]] pos : vec4<f32>;
@@ -181,7 +181,7 @@
         EXPECT_EQ(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
     }
     {
-        binding.type = wgpu::BindingType::UniformBuffer;
+        binding.buffer.type = wgpu::BufferBindingType::Uniform;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[block]] struct S {
                 [[offset(0)]] pos : vec4<f32>;
@@ -194,7 +194,7 @@
     }
 
     {
-        binding.type = wgpu::BindingType::ReadonlyStorageBuffer;
+        binding.buffer.type = wgpu::BufferBindingType::ReadOnlyStorage;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[block]] struct S {
                 [[offset(0)]] pos : vec4<f32>;
@@ -206,9 +206,10 @@
         EXPECT_EQ(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
     }
 
-    binding.minBufferBindingSize = 0;
+    binding.buffer.type = wgpu::BufferBindingType::Undefined;
+    binding.buffer.minBindingSize = 0;
     {
-        binding.type = wgpu::BindingType::SampledTexture;
+        binding.texture.sampleType = wgpu::TextureSampleType::Float;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[set(0), binding(0)]] var<uniform_constant> myTexture : texture_2d<f32>;
 
@@ -218,7 +219,7 @@
     }
 
     {
-        binding.type = wgpu::BindingType::MultisampledTexture;
+        binding.texture.multisampled = true;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[set(0), binding(0)]] var<uniform_constant> myTexture : texture_multisampled_2d<f32>;
 
@@ -227,8 +228,9 @@
         EXPECT_EQ(device.CreateBindGroupLayout(&desc).Get(), pipeline.GetBindGroupLayout(0).Get());
     }
 
+    binding.texture.sampleType = wgpu::TextureSampleType::Undefined;
     {
-        binding.type = wgpu::BindingType::Sampler;
+        binding.sampler.type = wgpu::SamplerBindingType::Filtering;
         wgpu::RenderPipeline pipeline = RenderPipelineFromFragmentShader(R"(
             [[set(0), binding(0)]] var<uniform_constant> mySampler: sampler;
 
@@ -354,10 +356,10 @@
 // Test that binding= indices match.
 TEST_F(GetBindGroupLayoutTests, BindingIndices) {
     wgpu::BindGroupLayoutEntry binding = {};
-    binding.type = wgpu::BindingType::UniformBuffer;
     binding.visibility = wgpu::ShaderStage::Fragment;
-    binding.hasDynamicOffset = false;
-    binding.minBufferBindingSize = 4 * sizeof(float);
+    binding.buffer.type = wgpu::BufferBindingType::Uniform;
+    binding.buffer.hasDynamicOffset = false;
+    binding.buffer.minBindingSize = 4 * sizeof(float);
 
     wgpu::BindGroupLayoutDescriptor desc = {};
     desc.entryCount = 1;
@@ -473,16 +475,16 @@
     // Create BGLs with minBufferBindingSize 4 and 64.
     wgpu::BindGroupLayoutEntry binding = {};
     binding.binding = 0;
-    binding.type = wgpu::BindingType::UniformBuffer;
+    binding.buffer.type = wgpu::BufferBindingType::Uniform;
     binding.visibility = wgpu::ShaderStage::Fragment | wgpu::ShaderStage::Vertex;
 
     wgpu::BindGroupLayoutDescriptor desc = {};
     desc.entryCount = 1;
     desc.entries = &binding;
 
-    binding.minBufferBindingSize = 4;
+    binding.buffer.minBindingSize = 4;
     wgpu::BindGroupLayout bgl4 = device.CreateBindGroupLayout(&desc);
-    binding.minBufferBindingSize = 64;
+    binding.buffer.minBindingSize = 64;
     wgpu::BindGroupLayout bgl64 = device.CreateBindGroupLayout(&desc);
 
     utils::ComboRenderPipelineDescriptor descriptor(device);
@@ -536,7 +538,7 @@
     // Create BGLs with minBufferBindingSize 4 and 64.
     wgpu::BindGroupLayoutEntry binding = {};
     binding.binding = 0;
-    binding.type = wgpu::BindingType::Sampler;
+    binding.sampler.type = wgpu::SamplerBindingType::Filtering;
 
     wgpu::BindGroupLayoutDescriptor desc = {};
     desc.entryCount = 1;
diff --git a/src/tests/unittests/validation/StorageTextureValidationTests.cpp b/src/tests/unittests/validation/StorageTextureValidationTests.cpp
index c3433cf..a5701d8 100644
--- a/src/tests/unittests/validation/StorageTextureValidationTests.cpp
+++ b/src/tests/unittests/validation/StorageTextureValidationTests.cpp
@@ -616,7 +616,8 @@
         bindGroupLayoutBinding.storageTextureFormat = wgpu::TextureFormat::R32Float;
 
         bindGroupLayoutBinding.hasDynamicOffset = true;
-        ASSERT_DEVICE_ERROR(utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding}));
+        ASSERT_DEVICE_ERROR(EXPECT_DEPRECATION_WARNING(
+            utils::MakeBindGroupLayout(device, {bindGroupLayoutBinding})));
     }
 }