Remove SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS (now unused).

src/core/SkImageFilter.cpp

Index: src/core/SkImageFilter.cpp
diff --git a/src/core/SkImageFilter.cpp b/src/core/SkImageFilter.cpp
index 489a52bf8751363b7313016f92b5cc25dd7dff82..141d2e03fbea36eaf89c74dda95aa12b18d25ea6 100644
--- a/src/core/SkImageFilter.cpp
+++ b/src/core/SkImageFilter.cpp
@@ -397,12 +397,8 @@ bool SkImageFilter::applyCropRect(const Context& ctx, const SkBitmap& src,
     }
     src.getBounds(srcBounds);
     srcBounds->offset(srcOffset);
-#ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS
-    return fCropRect.applyTo(*srcBounds, ctx, dstBounds);
-#else
     this->onFilterNodeBounds(*srcBounds, ctx.ctm(), dstBounds, kForward_MapDirection);
     return fCropRect.applyTo(*dstBounds, ctx, dstBounds);
-#endif
 }
 
 bool SkImageFilter::applyCropRect(const Context& ctx, Proxy* proxy, const SkBitmap& src,
@@ -410,13 +406,9 @@ bool SkImageFilter::applyCropRect(const Context& ctx, Proxy* proxy, const SkBitm
     SkIRect srcBounds;
     src.getBounds(&srcBounds);
     srcBounds.offset(*srcOffset);
-#ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS
-    if (!fCropRect.applyTo(srcBounds, ctx, bounds)) {
-#else
     SkIRect dstBounds;
     this->onFilterNodeBounds(srcBounds, ctx.ctm(), &dstBounds, kForward_MapDirection);
     if (!fCropRect.applyTo(dstBounds, ctx, bounds)) {
-#endif
         return false;
     }
 
@@ -472,14 +464,10 @@ void SkImageFilter::onFilterNodeBounds(const SkIRect& src, const SkMatrix&,
 
 
 SkImageFilter::Context SkImageFilter::mapContext(const Context& ctx) const {
-#ifdef SK_SUPPORT_SRC_BOUNDS_BLOAT_FOR_IMAGEFILTERS
-    return ctx;
-#else
     SkIRect clipBounds;
     this->onFilterNodeBounds(ctx.clipBounds(), ctx.ctm(), &clipBounds,
                              MapDirection::kReverse_MapDirection);
     return Context(ctx.ctm(), clipBounds, ctx.cache());
-#endif
 }
 
 bool SkImageFilter::asFragmentProcessor(GrFragmentProcessor**, GrTexture*,