Use DEFINE_TESTCLASS_SHORT macro in tests.

tests/FitsInTest.cpp

Index: tests/FitsInTest.cpp
diff --git a/tests/FitsInTest.cpp b/tests/FitsInTest.cpp
index 365d7ea3d4309cb8f7da3932cc11f2c014e36444..b66d53b51927d33b5fe48d9314643fcec6103aa0 100644
--- a/tests/FitsInTest.cpp
+++ b/tests/FitsInTest.cpp
@@ -6,14 +6,15 @@
  */
 
 #include "Test.h"
-
+#include "TestClassDef.h"
 #include "SkTypes.h"
 #include "SkTFitsIn.h"
+
 #include <limits>
 
 #define TEST(S, s, D, expected) REPORTER_ASSERT(reporter, (SkTFitsIn<D>((S)(s)) == (expected)))
 
-static void FitsInTest(skiatest::Reporter* reporter) {
+DEF_TEST(FitsIn, reporter) {
     TEST(int32_t,  1, int8_t, true);
     TEST(int32_t, -1, int8_t, true);
     TEST(int32_t,  (int32_t)(std::numeric_limits<int8_t>::max)(),    int8_t, true);
@@ -67,6 +68,3 @@ static void FitsInTest(skiatest::Reporter* reporter) {
     // Uncommenting the following should cause compile failures.
     //TEST(float, 1, uint64_t, true);
 }
-
-#include "TestClassDef.h"
-DEFINE_TESTCLASS("FitsIn", FitsInTestClass, FitsInTest)