Remove unnecessary DeviceBase::GetDevice

BUG=

Change-Id: Iac73c9ffb4900961a0b47bf26dac049518021af2
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/8165
Reviewed-by: Idan Raiter <idanr@google.com>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>

src/dawn_native/Device.cpp

@@ -96,10 +96,6 @@ namespace dawn_native {
         return mAdapter;
     }
 
-    DeviceBase* DeviceBase::GetDevice() {
-        return this;
-    }
-
     FenceSignalTracker* DeviceBase::GetFenceSignalTracker() const {
         return mFenceSignalTracker.get();
     }

src/dawn_native/Device.h

@@ -54,9 +54,6 @@ namespace dawn_native {
 
         AdapterBase* GetAdapter() const;
 
-        // Used by autogenerated code, returns itself
-        DeviceBase* GetDevice();
-
         FenceSignalTracker* GetFenceSignalTracker() const;
 
         virtual CommandBufferBase* CreateCommandBuffer(CommandEncoderBase* encoder) = 0;

src/dawn_native/d3d12/DeviceD3D12.cpp

@@ -83,24 +83,20 @@ namespace dawn_native { namespace d3d12 {
         programDesc.NumArgumentDescs = 1;
         programDesc.pArgumentDescs = &argumentDesc;
 
-        ToBackend(GetDevice())
-            ->GetD3D12Device()
-            ->CreateCommandSignature(&programDesc, NULL, IID_PPV_ARGS(&mDispatchIndirectSignature));
+        GetD3D12Device()->CreateCommandSignature(&programDesc, NULL,
+                                                 IID_PPV_ARGS(&mDispatchIndirectSignature));
 
         argumentDesc.Type = D3D12_INDIRECT_ARGUMENT_TYPE_DRAW;
         programDesc.ByteStride = 4 * sizeof(uint32_t);
 
-        ToBackend(GetDevice())
-            ->GetD3D12Device()
-            ->CreateCommandSignature(&programDesc, NULL, IID_PPV_ARGS(&mDrawIndirectSignature));
+        GetD3D12Device()->CreateCommandSignature(&programDesc, NULL,
+                                                 IID_PPV_ARGS(&mDrawIndirectSignature));
 
         argumentDesc.Type = D3D12_INDIRECT_ARGUMENT_TYPE_DRAW_INDEXED;
         programDesc.ByteStride = 5 * sizeof(uint32_t);
 
-        ToBackend(GetDevice())
-            ->GetD3D12Device()
-            ->CreateCommandSignature(&programDesc, NULL,
-                                     IID_PPV_ARGS(&mDrawIndexedIndirectSignature));
+        GetD3D12Device()->CreateCommandSignature(&programDesc, NULL,
+                                                 IID_PPV_ARGS(&mDrawIndexedIndirectSignature));
 
         return {};
     }

src/dawn_native/null/DeviceNull.cpp

@@ -158,7 +158,7 @@ namespace dawn_native { namespace null {
         operation->destinationOffset = destinationOffset;
         operation->size = size;
 
-        ToBackend(GetDevice())->AddPendingOperation(std::move(operation));
+        AddPendingOperation(std::move(operation));
 
         return {};
     }