| Any Android specific modifications to upstream libpng (1.6.20) should | |
| be listed here: | |
| (1) Android has added the following files. | |
| pngusr.h | |
| Android.mk | |
| CleanSpec.mk | |
| MODULE_LICENSE_BSD_LIKE | |
| README.version | |
| (2) pnglibconf.h | |
| This is copied from scripts/pnglibconf.h.prebuilt. | |
| Android has undefined PNG_WARNINGS_SUPPORTED. | |
| (3) Removed contrib/testpngs/ | |
| There is no reason to check in all of these files if we won't | |
| be using them. | |
| (4) PNG_INDEX_SUPPORTED optimizations. |