add roundOut that returns its result

src/core/SkImageFilter.cpp

 /*
  * Copyright 2012 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 "SkImageFilter.h"
 
 #include "SkBitmap.h"
@@ skipping 272 matching lines @@
     return false;
 }
 
 bool SkImageFilter::applyCropRect(const Context& ctx, const SkBitmap& src,
                                   const SkIPoint& srcOffset, SkIRect* bounds) const {
     SkIRect srcBounds;
     src.getBounds(&srcBounds);
     srcBounds.offset(srcOffset);
     SkRect cropRect;
     ctx.ctm().mapRect(&cropRect, fCropRect.rect());
-    SkIRect cropRectI;
-    cropRect.roundOut(&cropRectI);
+    const SkIRect cropRectI = cropRect.roundOut();
     uint32_t flags = fCropRect.flags();
     if (flags & CropRect::kHasLeft_CropEdge) srcBounds.fLeft = cropRectI.fLeft;
     if (flags & CropRect::kHasTop_CropEdge) srcBounds.fTop = cropRectI.fTop;
     if (flags & CropRect::kHasRight_CropEdge) srcBounds.fRight = cropRectI.fRight;
     if (flags & CropRect::kHasBottom_CropEdge) srcBounds.fBottom = cropRectI.fBottom;
     if (!srcBounds.intersect(ctx.clipBounds())) {
         return false;
     }
     *bounds = srcBounds;
     return true;
 }
 
 bool SkImageFilter::applyCropRect(const Context& ctx, Proxy* proxy, const SkBitmap& src,
                                   SkIPoint* srcOffset, SkIRect* bounds, SkBitmap* dst) const {
     SkIRect srcBounds;
     src.getBounds(&srcBounds);
     srcBounds.offset(*srcOffset);
     SkRect cropRect;
     ctx.ctm().mapRect(&cropRect, fCropRect.rect());
-    SkIRect cropRectI;
-    cropRect.roundOut(&cropRectI);
+    const SkIRect cropRectI = cropRect.roundOut();
     uint32_t flags = fCropRect.flags();
     *bounds = srcBounds;
     if (flags & CropRect::kHasLeft_CropEdge) bounds->fLeft = cropRectI.fLeft;
     if (flags & CropRect::kHasTop_CropEdge) bounds->fTop = cropRectI.fTop;
     if (flags & CropRect::kHasRight_CropEdge) bounds->fRight = cropRectI.fRight;
     if (flags & CropRect::kHasBottom_CropEdge) bounds->fBottom = cropRectI.fBottom;
     if (!bounds->intersect(ctx.clipBounds())) {
         return false;
     }
     if (srcBounds.contains(*bounds)) {
@@ skipping 168 matching lines @@
 
 SkImageFilter::Cache* SkImageFilter::Cache::Create(size_t maxBytes) {
     return SkNEW_ARGS(CacheImpl, (maxBytes));
 }
 
 SK_DECLARE_STATIC_LAZY_PTR(SkImageFilter::Cache, cache, CreateCache);
 
 SkImageFilter::Cache* SkImageFilter::Cache::Get() {
     return cache.get();
 }