Revert "IVGCVSW-6937 Add INT32 support to FLOOR"

This reverts commit 38b72e8de898d84a1481e242803da61009719891.

* It is not longer needed as this functionality is cover with the commit:
  IVGCVSW-6938 Do not add Floor when FloorDiv is int32 in Tfliteparser

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: Iac757cf9b47d2516804dca2efb347cfbd3282f14
diff --git a/src/backends/backendsCommon/WorkloadData.cpp b/src/backends/backendsCommon/WorkloadData.cpp
index a2dcd63..d89b589 100644
--- a/src/backends/backendsCommon/WorkloadData.cpp
+++ b/src/backends/backendsCommon/WorkloadData.cpp
@@ -1953,8 +1953,7 @@
         DataType::BFloat16,
         DataType::Float32,
         DataType::Float16,
-        DataType::QSymmS16,
-        DataType::Signed32
+        DataType::QSymmS16
     };
 
     ValidateDataTypes(inputTensorInfo,  supportedTypes, descriptorName);
diff --git a/src/backends/backendsCommon/test/layerTests/FloorTestImpl.cpp b/src/backends/backendsCommon/test/layerTests/FloorTestImpl.cpp
index 377c2aa..2bf8c97 100644
--- a/src/backends/backendsCommon/test/layerTests/FloorTestImpl.cpp
+++ b/src/backends/backendsCommon/test/layerTests/FloorTestImpl.cpp
@@ -19,10 +19,10 @@
 {
     IgnoreUnused(memoryManager);
     armnn::TensorInfo inputTensorInfo({1, 3, 2, 3}, ArmnnType);
-    inputTensorInfo.SetQuantizationScale(1.0f);
+    inputTensorInfo.SetQuantizationScale(0.1f);
 
     armnn::TensorInfo outputTensorInfo(inputTensorInfo);
-    outputTensorInfo.SetQuantizationScale(1.0f);
+    outputTensorInfo.SetQuantizationScale(0.1f);
 
     std::vector<T> input = ConvertToDataType<ArmnnType>(
         {
@@ -80,14 +80,9 @@
     const armnn::IBackendInternal::IMemoryManagerSharedPtr& memoryManager,
     const armnn::ITensorHandleFactory& tensorHandleFactory);
 
+
 template LayerTestResult<armnn::ResolveType<armnn::DataType::QSymmS16>, 4>
 SimpleFloorTest<armnn::DataType::QSymmS16>(
     armnn::IWorkloadFactory& workloadFactory,
     const armnn::IBackendInternal::IMemoryManagerSharedPtr& memoryManager,
     const armnn::ITensorHandleFactory& tensorHandleFactory);
-
-template LayerTestResult<armnn::ResolveType<armnn::DataType::Signed32>, 4>
-SimpleFloorTest<armnn::DataType::Signed32>(
-        armnn::IWorkloadFactory& workloadFactory,
-        const armnn::IBackendInternal::IMemoryManagerSharedPtr& memoryManager,
-        const armnn::ITensorHandleFactory& tensorHandleFactory);
\ No newline at end of file
diff --git a/src/backends/reference/RefLayerSupport.cpp b/src/backends/reference/RefLayerSupport.cpp
index 919c6db..f921383 100644
--- a/src/backends/reference/RefLayerSupport.cpp
+++ b/src/backends/reference/RefLayerSupport.cpp
@@ -1458,12 +1458,11 @@
     IgnoreUnused(output);
     bool supported = true;
 
-    std::array<DataType,4> supportedTypes =
+    std::array<DataType,3> supportedTypes =
     {
         DataType::BFloat16,
         DataType::Float32,
-        DataType::Float16,
-        DataType::Signed32
+        DataType::Float16
     };
 
     supported &= CheckSupportRule(TypeAnyOf(input, supportedTypes), reasonIfUnsupported,
diff --git a/src/backends/reference/test/RefLayerTests.cpp b/src/backends/reference/test/RefLayerTests.cpp
index 5db335f..496b11d 100644
--- a/src/backends/reference/test/RefLayerTests.cpp
+++ b/src/backends/reference/test/RefLayerTests.cpp
@@ -1643,7 +1643,6 @@
 // Floor
 ARMNN_AUTO_TEST_CASE_WITH_THF(SimpleFloor, SimpleFloorTest<DataType::Float32>)
 ARMNN_AUTO_TEST_CASE_WITH_THF(SimpleFloorFloat16, SimpleFloorTest<DataType::Float16>)
-ARMNN_AUTO_TEST_CASE_WITH_THF(SimpleFloorInt32, SimpleFloorTest<DataType::Signed32>)
 
 // Reshape
 ARMNN_AUTO_TEST_CASE_WITH_THF(SimpleReshapeFloat32, SimpleReshapeTest<DataType::Float32>)