Use child processors to implement compose color filter.

tests/GpuColorFilterTest.cpp

Index: tests/GpuColorFilterTest.cpp
diff --git a/tests/GpuColorFilterTest.cpp b/tests/GpuColorFilterTest.cpp
index a99e91b8240a5a483d1971a09dc1fb59daf31464..09ac2a8d7a0e6b8c880972b91f9bf8325f53368c 100644
--- a/tests/GpuColorFilterTest.cpp
+++ b/tests/GpuColorFilterTest.cpp
@@ -101,18 +101,14 @@ static void test_getConstantColorComponents(skiatest::Reporter* reporter, GrCont
     for (size_t i = 0; i < SK_ARRAY_COUNT(filterTests); ++i) {
         const GetConstantComponentTestCase& test = filterTests[i];
         SkAutoTUnref<SkColorFilter> cf(SkColorFilter::CreateModeFilter(test.filterColor, test.filterMode));
-        SkTDArray<const GrFragmentProcessor*> array;
-        bool hasFrag = cf->asFragmentProcessors(grContext, paint.getProcessorDataManager(), &array);
-        REPORTER_ASSERT(reporter, hasFrag);
-        REPORTER_ASSERT(reporter, 1 == array.count());
+        SkAutoTUnref<const GrFragmentProcessor> fp(cf->asFragmentProcessor(grContext, paint.getProcessorDataManager()));

[egdaniel, 2015/09/29 13:23:52]

100 chars

[bsalomon, 2015/09/29 13:31:43]

"Fixed" along with surrounding code.

+        REPORTER_ASSERT(reporter, fp);
         GrInvariantOutput inout(test.inputColor,
                                 static_cast<GrColorComponentFlags>(test.inputComponents),
                                 false);
-        array[0]->computeInvariantOutput(&inout);
-
+        fp->computeInvariantOutput(&inout);
         REPORTER_ASSERT(reporter, filterColor(inout.color(), inout.validFlags()) == test.outputColor);
         REPORTER_ASSERT(reporter, test.outputComponents == inout.validFlags());
-        array[0]->unref();
     }
 }