26524 Revert “Add API to the engine to support attributed text (#25373)” (platform-ios, platform-android, cla: yes, platform-web)

26525 Revert “Implement ImageShader for html Canvas (#26384)” (cla: yes, platform-web)

26528 Reland “Add API to the engine to support attributed text (#25373)” (platform-ios, platform-android, cla: yes, waiting for tree to go green, platform-web)

26566 Reland reverted #26384 (cla: yes, platform-web)

26573 Web: add support for TextInputType.none (cla: yes, waiting for tree to go green, platform-web)

26580 Remove “unnecessary” imports. (cla: yes, waiting for tree to go green, platform-web)