Adds new package:sse dependency

1e78bd069e [ package:dds ] Add missing package:shelf_static dependency in pubspec.yaml
51d3fae7d3 Revert "Move `BytesBuilder` class and implementation to `dart:typed_data`."
e7b319698d [ package:dds ] Add server-sent event (SSE) support to DDS
d4ac7066b7 Improve diagnostic message when short circuiting (issue 42599)
7960ad545a [ Service ] Fix line numbers in step_through_mixin_from_sdk_test
505fca1ce5 [ package:dds ] Fix issue where StateError could be thrown if DDS shuts down with in-flight requests
47b080de23 [vm/nnbd] Do not check if NNBD experimental flag is enabled for non-null assertions
ef147c0a95 Issue 42699. Stop reporting EXPORT_DUPLICATED_LIBRARY_NAMED and IMPORT_DUPLICATED_LIBRARY_NAMED.
0cc2d9685a [vm] Fix --use-bare-instructions=false on simarm_x64.
6fc75e6a2b [vm] Add tests and packages to the Fuchsia package
a2edb7976c Make CiderCacheEntry public.
4726b1b337 [infra] Update Chrome used in testing to version 84

https://skia.googlesource.com/skia.git/+log/6e7083de3589..b92d53afbead

2020-07-15 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from d98afb787a24 to 4ad0f250a010 (9 revisions)
2020-07-15 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 2a68959faa37 to c28de0e53968 (434 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
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To report a problem with the AutoRoller itself, please file a bug:
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https://dart.googlesource.com/sdk.git/+log/cfeb1d647ae5..845d0bdc09db

2020-07-15 kenzieschmoll@google.com [vm_snapshot_analysis] Move utils.dart into bin/commands/
2020-07-15 nshahan@google.com [ddc] Migrate tests in dartdevc suite
2020-07-15 nshahan@google.com [ddc] Fix variance test migration to null safety
2020-07-14 scheglov@google.com Fix for Cider completion in libraries with parts.
2020-07-14 srujzs@google.com [dart:html] Revert "[dart:html] Revert commits using MDN compatibility info"
2020-07-14 kenzieschmoll@google.com [vm_snapshot_analysis] rearrange dart:io dep and move commands to bin
2020-07-14 nbosch@google.com Update to latest package:http
2020-07-14 scheglov@google.com Catch IO exceptions when resolving a file.

If this roll has caused a breakage, revert this CL and stop the roller
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https://skia.googlesource.com/skia.git/+log/342273cbaa21..2fe156929897

2020-07-14 reed@google.com Create mipmaps when creating images
2020-07-14 brianosman@google.com In FPs, store pointers for all child slots, even nullptr
2020-07-14 egdaniel@google.com Revert "Add GrContext api to update compressed backend textures."
2020-07-14 johnstiles@google.com Include the SkTSort header only where it is used.
2020-07-14 egdaniel@google.com Add GrContextOption to limit the number of cached secondary command buffers.
2020-07-14 reed@google.com remove support for serialized pictures before aug 2019
2020-07-14 robertphillips@google.com Add Context factories to GrDirectContext
2020-07-14 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update Go Deps
2020-07-14 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from b39fabb9a3ae to 2a68959faa37 (427 revisions)
2020-07-14 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from 7d82d29398cc to d98afb787a24 (9 revisions)
2020-07-14 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from ad65826a2ab1 to cd0af6456eb1 (5 revisions)
2020-07-14 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update SKP version
2020-07-14 johnstiles@google.com Revert "Remove custom SkSort algorithms."
2020-07-13 johnstiles@google.com Remove custom SkSort algorithms.
2020-07-13 johnstiles@google.com Add various missing header files to BUILD.gn.
2020-07-13 csmartdalton@google.com Update glMultiDraw... to use GLuint* for baseInstances
2020-07-13 bungeman@google.com Use public api to serialize typefaces.

If this roll has caused a breakage, revert this CL and stop the roller
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To report a problem with the AutoRoller itself, please file a bug:
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Documentation for the AutoRoller is here:
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https://dart.googlesource.com/sdk.git/+log/f997d62a6d29..20bf2fcf5670

2020-07-14 kustermann@google.com [vm/compiler] Make precompiler prune invocation dispatchers the same way we do for regular/closure functions
2020-07-14 whesse@google.com [build] Change flutter-engine patch for async to use updated Dart SDK hash
2020-07-14 sortie@google.com Roll benchmarks-internal 78e4b5975ab4..9bfe209a53a5
2020-07-14 kustermann@google.com [vm] Remove unused function
2020-07-14 jakemac@google.com update async in the sdk, add flutter engine patch
2020-07-14 srawlins@google.com analyzer: Move tests for 9 codes to diagnostics/
2020-07-14 scheglov@google.com Prepare to publish analyzer 0.39.13
2020-07-14 regis@google.com [VM/nnbd] Class Future may be used for type normalization before it is cached in the object store.
2020-07-14 bkonyi@google.com [ package:dds ] Fixed expression evaluator expecting a double-nested 'result' from an external 'compileExpression' implementation
2020-07-14 nshahan@google.com [ddc] Copy more .dill files to packaged sdk
2020-07-13 nbosch@google.com Update to latest package:matcher
2020-07-13 aam@google.com [vm/bytecode] Ensure class is allocate-finalized before instantiated by bytecode runtime calls.
2020-07-13 kenzieschmoll@google.com Remove dart:io dep from utils.dart and add conditional imports for File
2020-07-13 bkonyi@google.com [ package:dds ] Fix issue where `StateError` could be raised when a client disconnects from DDS after the VM service has shutdown
2020-07-13 nshahan@google.com [ddc] Inline the sound null safety flag
2020-07-13 scheglov@google.com Support for data attachments to OperationPerformance.
2020-07-13 scheglov@google.com Instrument getAnalysisOptions() for Cider.
2020-07-13 scheglov@google.com Remove deprecated CiderOperationPerformance.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
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To report a problem with the AutoRoller itself, please file a bug:
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Documentation for the AutoRoller is here:
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https://skia.googlesource.com/skia.git/+log/2604a89d3353..342273cbaa21

2020-07-13 herb@google.com remove firstSubRun
2020-07-13 egdaniel@google.com Add GrContext api to update compressed backend textures.
2020-07-13 herb@google.com Make many things private in SubRun
2020-07-13 robertphillips@google.com Retract GrContext.h from headers
2020-07-13 herb@google.com move regenerate() from VertexRegenerator to SubRun
2020-07-13 reed@google.com remove helper now that g3 is updated

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
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To report a problem with the AutoRoller itself, please file a bug:
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Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md