diff --git a/core/jni/android/opengl/util.cpp b/core/jni/android/opengl/util.cpp
index d4735ec3c94f7..41d911150d933 100644
--- a/core/jni/android/opengl/util.cpp
+++ b/core/jni/android/opengl/util.cpp
@@ -49,27 +49,6 @@ void mx4transform(float x, float y, float z, float w, const float* pM, float* pD
     pDest[3] = pM[3 + 4 * 0] * x + pM[3 + 4 * 1] * y + pM[3 + 4 * 2] * z + pM[3 + 4 * 3] * w;
 }
 
-class MallocHelper {
-public:
-    MallocHelper() {
-        mData = 0;
-    }
-
-    ~MallocHelper() {
-        if (mData != 0) {
-            free(mData);
-        }
-    }
-
-    void* alloc(size_t size) {
-        mData = malloc(size);
-        return mData;
-    }
-
-private:
-    void* mData;
-};
-
 #if 0
 static
 void
@@ -85,10 +64,7 @@ print_poly(const char* label, Poly* pPoly) {
 static
 int visibilityTest(float* pWS, float* pPositions, int positionsLength,
         unsigned short* pIndices, int indexCount) {
-    MallocHelper mallocHelper;
     int result = POLY_CLIP_OUT;
-    float* pTransformed = 0;
-    int transformedIndexCount = 0;
 
     if ( indexCount < 3 ) {
         return POLY_CLIP_OUT;
@@ -116,8 +92,9 @@ int visibilityTest(float* pWS, float* pPositions, int positionsLength,
         return -1;
     }
 
-    transformedIndexCount = maxIndex - minIndex + 1;
-    pTransformed = (float*) mallocHelper.alloc(transformedIndexCount * 4 * sizeof(float));
+    int transformedIndexCount = maxIndex - minIndex + 1;
+    std::unique_ptr<float[]> holder{new float[transformedIndexCount * 4]};
+    float* pTransformed = holder.get();
 
     if (pTransformed == 0 ) {
         return -2;