Remove SkBicubicImageFilter, and all related tests.

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 "SkBicubicImageFilter.h"
 #include "SkBitmap.h"
 #include "SkBitmapDevice.h"
 #include "SkBitmapSource.h"
 #include "SkBlurImageFilter.h"
 #include "SkCanvas.h"
 #include "SkColorFilterImageFilter.h"
 #include "SkColorMatrixFilter.h"
 #include "SkDeviceImageFilterProxy.h"
 #include "SkDisplacementMapEffect.h"
 #include "SkDropShadowImageFilter.h"
@@ skipping 158 matching lines @@
             SkPaint paint;
             paint.setImageFilter(SkLightingImageFilter::CreateSpotLitSpecular(
                     location, target, specularExponent, 180,
                     0xFFFFFFFF, SK_Scalar1, SK_Scalar1, SK_Scalar1,
                     bmSrc))->unref();
             SkCanvas canvas(result);
             SkRect r = SkRect::MakeWH(SkIntToScalar(kBitmapSize),
                                       SkIntToScalar(kBitmapSize));
             canvas.drawRect(r, paint);
         }
-
-        {
-            // This tests for scale bringing width to 0
-            SkSize scale = SkSize::Make(-0.001f, SK_Scalar1);
-            SkAutoTUnref<SkImageFilter> bmSrc(SkBitmapSource::Create(bitmap));
-            SkAutoTUnref<SkBicubicImageFilter> bicubic(
-                SkBicubicImageFilter::CreateMitchell(scale, bmSrc));
-            SkBitmapDevice device(bitmap);
-            SkDeviceImageFilterProxy proxy(&device);
-            SkIPoint loc = SkIPoint::Make(0, 0);
-            // An empty input should early return and return false
-            SkAutoTUnref<SkImageFilter::Cache> cache(SkImageFilter::Cache::Create(2));
-            SkImageFilter::Context ctx(SkMatrix::I(), SkIRect::MakeEmpty(), cache.get());
-            REPORTER_ASSERT(reporter,
-                            !bicubic->filterImage(&proxy, bitmap, ctx, &result, &loc));
-        }
     }
 }
 
 static void test_crop_rects(SkBaseDevice* device, skiatest::Reporter* reporter) {
     // Check that all filters offset to their absolute crop rect,
     // unaffected by the input crop rect.
     // Tests pass by not asserting.
     SkBitmap bitmap;
     bitmap.allocN32Pixels(100, 100);
     bitmap.eraseARGB(0, 0, 0, 0);
@@ skipping 538 matching lines @@
 }
 
 DEF_GPUTEST(XfermodeImageFilterCroppedInputGPU, reporter, factory) {
     GrContext* context = factory->get(static_cast<GrContextFactory::GLContextType>(0));
     SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(context,
                                                          SkImageInfo::MakeN32Premul(1, 1),
                                                          0));
     test_xfermode_cropped_input(device, reporter);
 }
 #endif