问题：升级AndroidStudio2.x To 3.x时，
Sync时警告：build.gradle: API ‘variant.getMergeAssets()‘ is obsolete and has been replaced with ‘variant.getMergeAssetsProvider()‘.
解决：
改变
variant.mergeAssets.doLast { 为： variant.mergeAssetsProvider.get().doLast {
原文：https://www.cnblogs.com/cai1432452416/p/12909787.html