src/utils/SkBitSet: simplify

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2265623002

Review-Url: https://codereview.chromium.org/2265623002
diff --git a/tests/BitSetTest.cpp b/tests/BitSetTest.cpp
index 716f414..6fc8351 100644
--- a/tests/BitSetTest.cpp
+++ b/tests/BitSetTest.cpp
@@ -10,64 +10,30 @@
 
 DEF_TEST(BitSet, reporter) {
     SkBitSet set0(65536);
-    REPORTER_ASSERT(reporter, set0.isBitSet(0) == false);
-    REPORTER_ASSERT(reporter, set0.isBitSet(32767) == false);
-    REPORTER_ASSERT(reporter, set0.isBitSet(65535) == false);
+    REPORTER_ASSERT(reporter, set0.has(0) == false);
+    REPORTER_ASSERT(reporter, set0.has(32767) == false);
+    REPORTER_ASSERT(reporter, set0.has(65535) == false);
 
-    SkBitSet set1(65536);
-    REPORTER_ASSERT(reporter, set0 == set1);
-
-    set0.setBit(22, true);
-    REPORTER_ASSERT(reporter, set0.isBitSet(22) == true);
-    set0.setBit(24, true);
-    REPORTER_ASSERT(reporter, set0.isBitSet(24) == true);
-    set0.setBit(35, true);  // on a different DWORD
-    REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
-    set0.setBit(22, false);
-    REPORTER_ASSERT(reporter, set0.isBitSet(22) == false);
-    REPORTER_ASSERT(reporter, set0.isBitSet(24) == true);
-    REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
+    set0.set(22);
+    REPORTER_ASSERT(reporter, set0.has(22) == true);
+    set0.set(24);
+    REPORTER_ASSERT(reporter, set0.has(24) == true);
+    set0.set(35);  // on a different DWORD
+    REPORTER_ASSERT(reporter, set0.has(35) == true);
+    REPORTER_ASSERT(reporter, set0.has(24) == true);
+    REPORTER_ASSERT(reporter, set0.has(35) == true);
 
     SkTDArray<unsigned int> data;
     set0.exportTo(&data);
-    REPORTER_ASSERT(reporter, data.count() == 2);
-    REPORTER_ASSERT(reporter, data[0] == 24);
-    REPORTER_ASSERT(reporter, data[1] == 35);
+    REPORTER_ASSERT(reporter, data.count() == 3);
+    REPORTER_ASSERT(reporter, data[0] == 22);
+    REPORTER_ASSERT(reporter, data[1] == 24);
+    REPORTER_ASSERT(reporter, data[2] == 35);
 
-    set1.setBit(12345, true);
-    set1.orBits(set0);
-    REPORTER_ASSERT(reporter, set0.isBitSet(12345) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(12345) == true);
-    REPORTER_ASSERT(reporter, set1.isBitSet(22) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(24) == true);
-    REPORTER_ASSERT(reporter, set0.isBitSet(35) == true);
-    REPORTER_ASSERT(reporter, set1 != set0);
-
-    set1.clearAll();
-    REPORTER_ASSERT(reporter, set0.isBitSet(12345) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(12345) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(22) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(24) == false);
-    REPORTER_ASSERT(reporter, set1.isBitSet(35) == false);
-
-    set1.orBits(set0);
-    REPORTER_ASSERT(reporter, set1 == set0);
-
-    SkBitSet set2(1);
-    SkBitSet set3(1);
-    SkBitSet set4(4);
-    SkBitSet set5(33);
-
-    REPORTER_ASSERT(reporter, set2 == set3);
-    REPORTER_ASSERT(reporter, set2 != set4);
-    REPORTER_ASSERT(reporter, set2 != set5);
-
-    set2.setBit(0, true);
-    REPORTER_ASSERT(reporter, set2 != set5);
-    set5.setBit(0, true);
-    REPORTER_ASSERT(reporter, set2 != set5);
-    REPORTER_ASSERT(reporter, set2 != set3);
-    set3.setBit(0, true);
-    REPORTER_ASSERT(reporter, set2 == set3);
-    set3.clearAll();
+    SkBitSet set1(65536);
+    set1.set(12345);
+    REPORTER_ASSERT(reporter, set0.has(12345) == false);
+    REPORTER_ASSERT(reporter, set1.has(12345) == true);
+    REPORTER_ASSERT(reporter, set1.has(22) == false);
+    REPORTER_ASSERT(reporter, set0.has(35) == true);
 }