Fix incorrect memory cleanup in SkiaShader.

Bug #2895037

Change-Id: Id233c2a8a5b709dc9f26ff60aad989e9583a2382
diff --git a/libs/hwui/SkiaShader.cpp b/libs/hwui/SkiaShader.cpp
index fe4b54d..ffdb348 100644
--- a/libs/hwui/SkiaShader.cpp
+++ b/libs/hwui/SkiaShader.cpp
@@ -133,9 +133,9 @@
 }
 
 SkiaLinearGradientShader::~SkiaLinearGradientShader() {
-    delete mBounds;
-    delete mColors;
-    delete mPositions;
+    delete[] mBounds;
+    delete[] mColors;
+    delete[] mPositions;
 }
 
 void SkiaLinearGradientShader::describe(ProgramDescription& description,