Delete Plane.cpp and Plane.hpp

Cleaning up unused code

Bug: b/153177839
Change-Id: I42479778f0f6ec9a955ba7f863766429b68c73a3
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/43468
Presubmit-Ready: Alexis Hétu <sugoi@google.com>
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Alexis Hétu <sugoi@google.com>
diff --git a/src/Device/BUILD.gn b/src/Device/BUILD.gn
index 71e0f3d..a6814b1 100644
--- a/src/Device/BUILD.gn
+++ b/src/Device/BUILD.gn
@@ -25,7 +25,6 @@
     "ETC_Decoder.hpp",
     "Memset.hpp",
     "PixelProcessor.hpp",
-    "Plane.hpp",
     "QuadRasterizer.hpp",
     "Renderer.hpp",
     "SetupProcessor.hpp",
@@ -45,7 +44,6 @@
     "Context.cpp",
     "ETC_Decoder.cpp",
     "PixelProcessor.cpp",
-    "Plane.cpp",
     "QuadRasterizer.cpp",
     "Renderer.cpp",
     "SetupProcessor.cpp",
diff --git a/src/Device/Plane.cpp b/src/Device/Plane.cpp
deleted file mode 100644
index 2bfe0ef..0000000
--- a/src/Device/Plane.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//    http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "Plane.hpp"
-
-namespace sw {
-
-Plane::Plane()
-{
-}
-
-Plane::Plane(float p_A, float p_B, float p_C, float p_D)
-{
-	A = p_A;
-	B = p_B;
-	C = p_C;
-	D = p_D;
-}
-
-Plane::Plane(const float ABCD[4])
-{
-	A = ABCD[0];
-	B = ABCD[1];
-	C = ABCD[2];
-	D = ABCD[3];
-}
-
-}  // namespace sw
diff --git a/src/Device/Plane.hpp b/src/Device/Plane.hpp
deleted file mode 100644
index bddff33..0000000
--- a/src/Device/Plane.hpp
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//    http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef Plane_hpp
-#define Plane_hpp
-
-namespace sw {
-
-struct Matrix;
-
-struct Plane
-{
-	float A;
-	float B;
-	float C;
-	float D;
-
-	Plane();
-	Plane(float A, float B, float C, float D);  // Plane equation
-	Plane(const float ABCD[4]);
-};
-
-}  // namespace sw
-
-#endif  // Plane_hpp
diff --git a/src/Device/Renderer.hpp b/src/Device/Renderer.hpp
index 8723fbc..9e01d94 100644
--- a/src/Device/Renderer.hpp
+++ b/src/Device/Renderer.hpp
@@ -17,7 +17,6 @@
 
 #include "Blitter.hpp"
 #include "PixelProcessor.hpp"
-#include "Plane.hpp"
 #include "Primitive.hpp"
 #include "SetupProcessor.hpp"
 #include "VertexProcessor.hpp"