Remove SkImageFilter::getInputResult(), since its return value is not

src/effects/SkBicubicImageFilter.cpp

 /*
  * Copyright 2013 The Android Open Source Project
  *
  * 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 "SkColorPriv.h"
@@ skipping 63 matching lines @@
                         SkScalarRoundToInt(SkScalarClampMax(r, a)),
                         SkScalarRoundToInt(SkScalarClampMax(g, a)),
                         SkScalarRoundToInt(SkScalarClampMax(b, a)));
 }
 
 bool SkBicubicImageFilter::onFilterImage(Proxy* proxy,
                                          const SkBitmap& source,
                                          const SkMatrix& matrix,
                                          SkBitmap* result,
                                          SkIPoint* loc) {
-    SkBitmap src = this->getInputResult(0, proxy, source, matrix, loc);
+    SkBitmap src = source;
+    if (getInput(0) && !getInput(0)->filterImage(proxy, source, matrix, &src, loc)) {
+        return false;
+    }
+
     if (src.config() != SkBitmap::kARGB_8888_Config) {
         return false;
     }
 
     SkAutoLockPixels alp(src);
     if (!src.getPixels()) {
         return false;
     }
 
     SkRect dstRect = SkRect::MakeWH(SkScalarMul(SkIntToScalar(src.width()), fScale.fWidth),
@@ skipping 268 matching lines @@
     GrPaint paint;
     paint.colorStage(0)->setEffect(GrBicubicEffect::Create(srcTexture, fCoefficients))->unref();
     SkRect srcRect;
     srcBM.getBounds(&srcRect);
     context->drawRectToRect(paint, dstRect, srcRect);
     return SkImageFilterUtils::WrapTexture(dst, desc.fWidth, desc.fHeight, result);
 }
 #endif
 
 ///////////////////////////////////////////////////////////////////////////////