Roll engine to 6607231 (flutter#15000)

alexmarkov · web-flow · commit b011c666532a · 2018-02-28T16:34:18.000-08:00
This roll contains: * Make deprecated API unavailable (flutter/engine#4722) * Remove unavailable API in FlutterDartProject.h (flutter/engine#4723) * remove unavailabe API from FlutterDartProject.mm (flutter/engine#4724) * Prepare to enable global type flow analysis in AOT (flutter/engine#4725)
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
@@ -1 +1 @@
-b05efc204090f430387398d3c35589571a2fe16b
+66072316382837e66aaea518d219192a80839fc3

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-b05efc204090f430387398d3c35589571a2fe16b`
	`1`	`+66072316382837e66aaea518d219192a80839fc3`