Set analytic AA as default.

tests/ImageFilterTest.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
 #include "SkBlurImageFilter.h"
 #include "SkCanvas.h"
@@ skipping 135 matching lines @@
                                                                   SkBlendMode::kSrcIn));
 
             this->addFilter("color filter",
                 SkColorFilterImageFilter::Make(std::move(cf), input, cropRect));
         }
 
         {
             sk_sp<SkImage> gradientImage(SkImage::MakeFromBitmap(make_gradient_circle(64, 64)));
             sk_sp<SkImageFilter> gradientSource(SkImageSource::Make(std::move(gradientImage)));
 
-            this->addFilter("displacement map", 
+            this->addFilter("displacement map",
                 SkDisplacementMapEffect::Make(SkDisplacementMapEffect::kR_ChannelSelectorType,
                                               SkDisplacementMapEffect::kB_ChannelSelectorType,
                                               20.0f,
                                               std::move(gradientSource), input, cropRect));
         }
 
         this->addFilter("blur", SkBlurImageFilter::Make(SK_Scalar1,
                                                         SK_Scalar1,
                                                         input,
                                                         cropRect));
@@ skipping 1691 matching lines @@
         { SkColorFilterImageFilter::Make(cf, cfif), true  },
         { SkMergeImageFilter::Make(cfif, cfif, SkBlendMode::kSrcOver),     true  },
         { SkComposeImageFilter::Make(cfif, cfif),   true  },
 
         { blif,                                     false },
         { SkBlurImageFilter::Make(3, 3, cfif),      false },
         { SkColorFilterImageFilter::Make(cf, blif), false },
         { SkMergeImageFilter::Make(cfif, blif, SkBlendMode::kSrcOver),     false },
         { SkComposeImageFilter::Make(blif, cfif),   false },
     };
-    
+
     for (const auto& rec : recs) {
         const bool canHandle = rec.fFilter->canHandleComplexCTM();
         REPORTER_ASSERT(reporter, canHandle == rec.fExpectCanHandle);
     }
 }