Fix a memory leak in SkBitmapHeap.

When I switched fLookupTable to be an array of pointers, I did not
delete those pointers when I was done with them. Do it now.

Also modify SkTDArray::deleteAll to call SkDELETE instead of delete.

Review URL: https://codereview.appspot.com/6453129

git-svn-id: http://skia.googlecode.com/svn/trunk@5137 2bbb7eff-a529-9590-31e7-b0007b416f81
2 files changed