Remove const from `const int loops`.

bench/RotatedRectBench.cpp

Index: bench/RotatedRectBench.cpp
diff --git a/bench/RotatedRectBench.cpp b/bench/RotatedRectBench.cpp
index c37a6bef0990d5966ed5a1d56f8729d1f34db1ac..5ae0b1b97ece53cf1c4aaa123bde5df8eb90eb39 100644
--- a/bench/RotatedRectBench.cpp
+++ b/bench/RotatedRectBench.cpp
@@ -77,7 +77,7 @@ public:
 protected:
     const char* onGetName() override { return fName.c_str(); }
 
-    void onDraw(const int loops, SkCanvas* canvas) override {
+    void onDraw(int loops, SkCanvas* canvas) override {
         SkPaint paint;
         paint.setAntiAlias(fAA);
         paint.setXfermodeMode(fMode);