49080 [flutter_tool] Don’t crash on failed stamp file update (cla: yes, tool, waiting for tree to go green)

49085 Reland “[flutter_tools] Removes the need of a no-op plugin implementations #48614” (cla: yes, team, tool)

49086 Roll engine 98c1aeaa3b1b..6f37b7357e5e (1 commits) (autoroller: commit, cla: yes)

49087 Avoid runtimeType to string (cla: yes, framework, waiting for tree to go green)

49092 Roll engine 6f37b7357e5e..ecc74c966d14 (1 commits) (autoroller: commit, cla: yes)