[image_picker] handling of permission denied is inconsistent between Android and iOS #34425
Description
Steps to Reproduce
- Invoke
ImagePicker.pickImage(source: ImageSource.gallery) - Deny permission
Results:
On iOS, a PlatformException is thrown when the permission is denied, or on subsequent attempts to invoke this method.
On Android, the method simply returns null.
[✓] Flutter (Channel stable, v1.5.4-hotfix.2, on Mac OS X 10.14.5 18F203, locale en-CA)
• Flutter version 1.5.4-hotfix.2 at /Users/jm/.flutterio/flutter
• Framework revision 7a4c33425d (6 weeks ago), 2019-04-29 11:05:24 -0700
• Engine revision 52c7a1e849
• Dart version 2.3.0 (build 2.3.0-dev.0.5 a1668566e5)
[✓] Android toolchain - develop for Android devices (Android SDK version 28.0.3)
• Android SDK at /Users/jm/Library/Android/sdk
• Android NDK location not configured (optional; useful for native profiling support)
• Platform android-28, build-tools 28.0.3
• Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
• Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1343-b01)
• All Android licenses accepted.
[✓] iOS toolchain - develop for iOS devices (Xcode 10.2.1)
• Xcode at /Applications/Xcode.app/Contents/Developer
• Xcode 10.2.1, Build version 10E1001
• ios-deploy 1.9.4
• CocoaPods version 1.6.1
[✓] Android Studio (version 3.4)
• Android Studio at /Applications/Android Studio.app/Contents
• Flutter plugin version 36.1.1
• Dart plugin version 183.6270
• Java version OpenJDK Runtime Environment (build 1.8.0_152-release-1343-b01)
[✓] Connected device (2 available)
• ONEPLUS A5010 • 22102a4d • android-arm64 • Android 9 (API 28)
• iPad (5th generation) • B2B6BD7E-E48C-45AB-BDD0-D13AC4E48B0A • ios •
com.apple.CoreSimulator.SimRuntime.iOS-12-2 (simulator)
• No issues found!