return false if we can't scale, to force us to try to lock the original and then proceed

tests/DrawBitmapRectTest.cpp

Index: tests/DrawBitmapRectTest.cpp
diff --git a/tests/DrawBitmapRectTest.cpp b/tests/DrawBitmapRectTest.cpp
index 68e8a97fd5910d53110d277d6fa17251dc758393..964634ca6e85e90ad43b8ce180bcfd4510c192c8 100644
--- a/tests/DrawBitmapRectTest.cpp
+++ b/tests/DrawBitmapRectTest.cpp
@@ -322,10 +322,7 @@ static void TestDrawBitmapRect(skiatest::Reporter* reporter) {
     test_giantrepeat_crbug118018(reporter);
 
     test_treatAsSprite(reporter);
-    
-    if (false) {    // will enable when fix lands
-        test_faulty_pixelref(reporter);
-    }
+    test_faulty_pixelref(reporter);
 }
 
 #include "TestClassDef.h"