automerge: 1446eb8 * commit '1446eb8f6130e4833ca2b74331b867d30445aca3': [RenderScript] Allow U8_2 & U8_3 input allocation for Histogram Intrinsic
automerge: 1446eb8 * commit '1446eb8f6130e4833ca2b74331b867d30445aca3': [RenderScript] Allow U8_2 & U8_3 input allocation for Histogram Intrinsic