Fix bug where selection menu appeared at top of screen for multiline inputs.

If xcode_backend.sh script fails or substitute variables are missing, fail the host Xcode build (#37449)

git@github.com:flutter/engine.git/compare/26368225b5ec...f54c39d564b4

git log 26368225b5ec..f54c39d564b4 --no-merges --oneline
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from mlKdh... to coHoq... (flutter/engine#10467)
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from FidkF... to L-ih4... (flutter/engine#10466)
2019-08-02 skia-flutter-autoroll@skia.org Roll src/third_party/skia 83d8a949ae22..fdd03910d6c6 (43 commits) (flutter/engine#10465)
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from tPxPZ... to mlKdh... (flutter/engine#10464)
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from ySA6l... to FidkF... (flutter/engine#10463)
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from bswmz... to tPxPZ... (flutter/engine#10462)
2019-08-02 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from R6MHy... to ySA6l... (flutter/engine#10455)

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* Remove unneeded IconTheme from FAB

* Update constructor APIs TooltipTheme, ToggleButtonsTheme, PopupMenuTheme
The constructor signatures for TooltipTheme, ToggleButtonsTheme, PopupMenuTheme have been incompatibly changed. They now require just one theme data parameter.

The text caret wasn't being hidden after entering text, this fixes it.

* painting and semantics

* more comments

* fixing ci

* review fixes

* add assert for id

* rename custom layer factory to layer builder

* review updates

* partial review fixes

* some doc updates

* more doc updates

* only expose getter for id in PlatformViewController

* doc updates/removing all the  references

* remove extra

* more doc updates

* some doc updates

* more doc fixes

* review fixes

git@github.com:flutter/engine.git/compare/eac7ef065dbd...26368225b5ec

git log eac7ef065dbd..26368225b5ec --no-merges --oneline
2019-08-02 jason-simmons@users.noreply.github.com Fix deprecation warnings in the Android embedding (flutter/engine#10424)

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* Switch iOS gen_snapshot from multi-arch binary to multiple binaries

* Make snapshotterPath mutable

git@github.com:flutter/engine.git/compare/bf9288597586...eac7ef065dbd

git log bf9288597586..eac7ef065dbd --no-merges --oneline
2019-08-01 chris@bracken.jp Add copy_gen_snapshots.py tool (flutter/engine#10430)
2019-08-01 liama@google.com Fix mac gen_snapshot uploader (flutter/engine#10423)
2019-08-01 iska.kaushik@gmail.com Make kernel compiler use host toolchain (flutter/engine#10419)
2019-08-01 liama@google.com Use simarm_x64 when targeting arm (flutter/engine#10010)

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bf9288597 [fuchsia] Add kernel_compiler target in build_fuchsia script (flutter/engine#10403) (#37428)


git@github.com:flutter/engine.git/compare/b41c172bcd86...bf9288597586

git log b41c172bcd86..bf9288597586 --no-merges --oneline
2019-08-01 iska.kaushik@gmail.com [fuchsia] Add kernel_compiler target in build_fuchsia script (flutter/engine#10403)

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reland Enable selection by default for password text field and expose api to turn on and off context menu options (#37324)

* Sync the value kMaxUnsignedSMI for the Web

* update events.dart docs

This reverts commit 58092195.

* Remove multi-arch check in iOS builds

* Manual roll of https://github.com/flutter/engine/pull/10010

- Splits on{Enter,Hover,Exit} from Listener to MouseRegion. Deprecated API is kept for compatibility.
- Splits on{Enter,Hover,Exit} from RenderPointerListener to RenderMouseRegion.

* Improve Windows build failure message

* Undo dartfmt to match source formatting

* Removed prompt to file new issue per PR change request

git@github.com:flutter/engine.git/compare/f790c9ad7e76...b41c172bcd86

git log f790c9ad7e76..b41c172bcd86 --no-merges --oneline
2019-08-01 iska.kaushik@gmail.com [fuchsia] Kernel compiler is now ready (flutter/engine#10309)
2019-08-01 cfontas@google.com Remove one last final call to AddPart() (flutter/engine#10273)

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f790c9ad7 Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:2k-0epsqEV14oZvIxpS-jHkPhZa837aSNjEj14wd73MC to fuchsia/sdk/core/linux-amd64:R6MHyz58h4cLuv1Odwzf2JWJkrYee4D6QKR92VinTggC (flutter/engine#10305) (#37363)


git@github.com:flutter/engine.git/compare/59ac63d3e112...f790c9ad7e76

git log 59ac63d3e112..f790c9ad7e76 --no-merges --oneline
2019-08-01 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:2k-0epsqEV14oZvIxpS-jHkPhZa837aSNjEj14wd73MC to fuchsia/sdk/core/linux-amd64:R6MHyz58h4cLuv1Odwzf2JWJkrYee4D6QKR92VinTggC (flutter/engine#10305)

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git@github.com:flutter/engine.git/compare/a29ef660134f...59ac63d3e112

git log a29ef660134f..59ac63d3e112 --no-merges --oneline
2019-07-31 jason-simmons@users.noreply.github.com Ensure that the SingleFrameCodec stays alive until the ImageDecoder invokes its callback (flutter/engine#10297)
2019-07-31 franciscojma@google.com [glfw] Enables replies on binary messenger in glfw embedder (flutter/engine#9948)
2019-07-31 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from fuchsia/sdk/core/mac-amd64:TAkpmqxKgauDvmpeaOTOAbYsnz1nWuqznTirppN0dGoC to fuchsia/sdk/core/mac-amd64:bswmziOk2a7sku7aG0fnZO7sQOFPK_XBy58QPcqsugwC (flutter/engine#10300)
2019-07-31 skia-flutter-autoroll@skia.org Roll src/third_party/skia c876404e64d2..83d8a949ae22 (6 commits) (flutter/engine#10302)
2019-07-31 garyq@google.com Fix run.start -> run_start (flutter/engine#10295)
2019-07-31 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:E8lhQA7KKqhzZkfqaF8zKnqOMy88-Z3lf4uBnUNHa4AC to fuchsia/sdk/core/linux-amd64:2k-0epsqEV14oZvIxpS-jHkPhZa837aSNjEj14wd73MC (flutter/engine#10301)
2019-07-31 dnfield@google.com Make tree green for real this time, I promise. (flutter/engine#10303)
2019-07-31 dnfield@google.com Fix red build again (flutter/engine#10298)
2019-07-31 bkonyi@google.com Roll src/third_party/dart 80c4954d4d..bd049f5b53 (37 commits) (flutter/engine#10294)
2019-07-31 dnfield@google.com fix CI (flutter/engine#10296)
2019-07-31 iska.kaushik@gmail.com [fuchsia] Make cirrus build fuchsia artifacts (flutter/engine#10268)
2019-07-31 dnfield@google.com Add fuchsia.stamp for roller (flutter/engine#10293)
2019-07-31 franciscojma@google.com  [macos] Reland function refactor (flutter/engine#10189)
2019-07-31 sjindel@google.com Export FFI from sky_engine. (flutter/engine#10282)
2019-07-31 skia-flutter-autoroll@skia.org Roll src/third_party/skia 6808e2d1faac..c876404e64d2 (6 commits) (flutter/engine#10292)
2019-07-31 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from fuchsia/sdk/core/mac-amd64:A4Ah4g0K30dWnbolQ7Z3zyXapbAyy3d9l4IeLGAG9YQC to fuchsia/sdk/core/mac-amd64:TAkpmqxKgauDvmpeaOTOAbYsnz1nWuqznTirppN0dGoC (flutter/engine#10291)
2019-07-31 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:6j9WXOOtqKZzSKIgQi-12GJ1MYzPDJvq-RLAtpJpGB0C to fuchsia/sdk/core/linux-amd64:E8lhQA7KKqhzZkfqaF8zKnqOMy88-Z3lf4uBnUNHa4AC (flutter/engine#10290)

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Build number (part after +) is documented as optional, use entire app version if not present (#37036)

You can drag the cupertinoscrollbar if you pass an active scrollcontroller to the scrollbar.

Primarily these methods no longer allocate any objects other than their
return values.

Additionally, the math in the methods is reduced compared to the general
case math based on known input conditions.

Modified to no longer generate infinite values in some finite cases.

Roll engine b43178e3d683ce7cacfda541837aca044e0ef5b4..a29ef660134f4d1656dfb4bddba6f577bb508747 (10 commits) (#37309)


https://github.com/flutter/engine/compare/b43178e3d683...a29ef660134f

git log b43178e3d683..a29ef660134f --no-merges --oneline
a29ef6601 [fuchsia] Remove extraneous ShapeNodes (flutter/engine#10150)
8ef792f6c Roll src/third_party/skia a13c7744f154f434b5415688280b4e127a2ce8f5..6808e2d1faaccd6fc739f436c2470f199aa4d1a8 (2 commits) (flutter/engine#10281)
ca29c7206 Roll fuchsia/sdk/core/mac-amd64 from fuchsia/sdk/core/mac-amd64:vjX_DhfQqJjsX26pl5-vNNM3Lfb0Vwl9l09abYj-D1oC to fuchsia/sdk/core/mac-amd64:A4Ah4g0K30dWnbolQ7Z3zyXapbAyy3d9l4IeLGAG9YQC (flutter/engine#10280)
75970d77b Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:om5F-s2gIabc-Toen2VT6nnosnQvTKI1e6Nz2zg8P40C to fuchsia/sdk/core/linux-amd64:6j9WXOOtqKZzSKIgQi-12GJ1MYzPDJvq-RLAtpJpGB0C (flutter/engine#10279)
6a69cd591 Roll src/third_party/skia 6980c4e0aef8ab9546e25d8160c05a716f1c3ce3..a13c7744f154f434b5415688280b4e127a2ce8f5 (1 commits) (flutter/engine#10278)
7a7afab09 Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:MuVYOXXS9sxCbxvFCJDHfuF5pkWXIgS0uUlBFdIuQPsC to fuchsia/sdk/core/linux-amd64:om5F-s2gIabc-Toen2VT6nnosnQvTKI1e6Nz2zg8P40C (flutter/engine#10277)
02649bd27 Roll fuchsia/sdk/core/mac-amd64 from fuchsia/sdk/core/mac-amd64:kSzcB40iCqsXbCka_VUf4jB5iRl2G9gLM_xDbbGg5GwC to fuchsia/sdk/core/mac-amd64:vjX_DhfQqJjsX26pl5-vNNM3Lfb0Vwl9l09abYj-D1oC (flutter/engine#10276)
e8b19de50 Roll src/third_party/skia 6e86c1b05eeedc3b6be0e98001b7b5d6bab71b74..6980c4e0aef8ab9546e25d8160c05a716f1c3ce3 (4 commits) (flutter/engine#10275)
3be752389 Roll fuchsia/sdk/core/linux-amd64 from fuchsia/sdk/core/linux-amd64:pGTb76UZ-PsJzdatSNkJIkEGLESaGa_S2wtZfgHPU5EC to fuchsia/sdk/core/linux-amd64:MuVYOXXS9sxCbxvFCJDHfuF5pkWXIgS0uUlBFdIuQPsC (flutter/engine#10274)
ed8e35c4c Remove get engine (flutter/engine#9747)

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