Allow clients to specify an external SkImageFilter cache.
This change allows external callers to substitute their own
SkImageFilter cache for the default intra-frame cache in Skia. This
allows the caller to perform inter-frame caching for example, by the
maintaining a persistent cache between frames and doing custom
invalidation.
R=reed@google.com
Review URL: https://codereview.chromium.org/225903010
git-svn-id: http://skia.googlecode.com/svn/trunk/src@14181 2bbb7eff-a529-9590-31e7-b0007b416f81
2 files changed