Upgrade DCM to v1.30.0 (#9310)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 980315d..0ac5255 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml

@@ -74,7 +74,7 @@
           wget -qO- https://dcm.dev/pgp-key.public | sudo gpg --dearmor -o /usr/share/keyrings/dcm.gpg
           echo 'deb [signed-by=/usr/share/keyrings/dcm.gpg arch=amd64] https://dcm.dev/debian stable main' | sudo tee /etc/apt/sources.list.d/dart_stable.list
           sudo apt-get update
-          sudo apt-get install dcm=1.29.0-1 # To avoid errors add `-1` (build number) to the version
+          sudo apt-get install dcm=1.30.0-1 # To avoid errors add `-1` (build number) to the version
           sudo chmod +x /usr/bin/dcm
           echo "$(dcm --version)"
       - name: Setup Dart SDK

diff --git a/packages/devtools_app/lib/src/screens/app_size/app_size_controller.dart b/packages/devtools_app/lib/src/screens/app_size/app_size_controller.dart
index cabe382..574a1e9 100644
--- a/packages/devtools_app/lib/src/screens/app_size/app_size_controller.dart
+++ b/packages/devtools_app/lib/src/screens/app_size/app_size_controller.dart

@@ -360,9 +360,9 @@
         deferredLoadingSupportEnabled && _hasDeferredInfo(processedJson);
 
     if (isDeferredApp.value) {
-      _deferredOnly = _extractDeferredUnits(Map.from(processedJson));
-      _mainOnly = _extractMainUnit(Map.from(processedJson));
-      _entireApp = _includeEntireApp(Map.from(processedJson));
+      _deferredOnly = _extractDeferredUnits(Map.of(processedJson));
+      _mainOnly = _extractMainUnit(Map.of(processedJson));
+      _entireApp = _includeEntireApp(Map.of(processedJson));
       _loadApp(_dataForAppUnit!);
     } else {
       // Set root name for non-deferred apps.
@@ -464,17 +464,17 @@
         }
 
         final oldMainOnlyFileJson = _extractMainUnit(
-          Map.from(oldEntireAppFileJson),
+          Map.of(oldEntireAppFileJson),
         );
         final newMainOnlyFileJson = _extractMainUnit(
-          Map.from(newEntireAppFileJson),
+          Map.of(newEntireAppFileJson),
         );
 
         final oldDeferredOnlyFileJson = _extractDeferredUnits(
-          Map.from(oldEntireAppFileJson),
+          Map.of(oldEntireAppFileJson),
         );
         final newDeferredOnlyFileJson = _extractDeferredUnits(
-          Map.from(newEntireAppFileJson),
+          Map.of(newEntireAppFileJson),
         );
 
         diffMap = _generateDiffMapFromAnalyzeSizeFiles(

diff --git a/packages/devtools_app/lib/src/screens/profiler/cpu_profile_model.dart b/packages/devtools_app/lib/src/screens/profiler/cpu_profile_model.dart
index ee59f07..4fdeda3 100644
--- a/packages/devtools_app/lib/src/screens/profiler/cpu_profile_model.dart
+++ b/packages/devtools_app/lib/src/screens/profiler/cpu_profile_model.dart

@@ -468,7 +468,7 @@
     }
 
     for (final sample in originalData.cpuSamples) {
-      final sampleJson = Map<String, Object?>.from(sample.json);
+      final sampleJson = Map<String, Object?>.of(sample.json);
       final leafStackFrame = originalData.stackFrames[sample.leafId]!;
       includeSampleOrWalkUp(sample, sampleJson, leafStackFrame);
     }

diff --git a/packages/devtools_app/lib/src/screens/vm_developer/object_inspector/object_store.dart b/packages/devtools_app/lib/src/screens/vm_developer/object_inspector/object_store.dart
index ac32b63..736b94f 100644
--- a/packages/devtools_app/lib/src/screens/vm_developer/object_inspector/object_store.dart
+++ b/packages/devtools_app/lib/src/screens/vm_developer/object_inspector/object_store.dart

@@ -46,7 +46,7 @@
   Widget build(
     BuildContext context,
     // ignore: avoid-dynamic, requires refactor.
-    data, {
+    dynamic data, {
     bool isRowSelected = false,
     bool isRowHovered = false,
     VoidCallback? onPressed,

diff --git a/packages/devtools_app/lib/src/shared/managers/error_badge_manager.dart b/packages/devtools_app/lib/src/shared/managers/error_badge_manager.dart
index e0ef5de..d3d3f7d 100644
--- a/packages/devtools_app/lib/src/shared/managers/error_badge_manager.dart
+++ b/packages/devtools_app/lib/src/shared/managers/error_badge_manager.dart

@@ -127,7 +127,7 @@
     // Build a new map with the new error. Adding to the existing map
     // won't cause the ValueNotifier to fire (and it's not permitted to call
     // notifyListeners() directly).
-    final newValue = LinkedHashMap<String, DevToolsError>.from(errors.value);
+    final newValue = LinkedHashMap<String, DevToolsError>.of(errors.value);
     newValue[error.id] = error;
     errors.value = newValue;
   }

diff --git a/packages/devtools_app/lib/src/shared/offline/offline_data.dart b/packages/devtools_app/lib/src/shared/offline/offline_data.dart
index a279b37..a7c6f48 100644
--- a/packages/devtools_app/lib/src/shared/offline/offline_data.dart
+++ b/packages/devtools_app/lib/src/shared/offline/offline_data.dart

@@ -170,8 +170,8 @@
     if (offlineDataController.shouldLoadOfflineData(screenId)) {
       // TODO(kenz): investigate this line of code. Do we need to be creating a
       // second copy of the Map from offlineDataController.offlineDataJson or
-      // can we use it directly to save this `Map.from` call?
-      final json = Map<String, Object?>.from(
+      // can we use it directly to save this `Map.of` call?
+      final json = Map<String, Object?>.of(
         (offlineDataController.offlineDataJson[screenId] as Map)
             .cast<String, Object?>(),
       );