diff --git a/packages/flutter/lib/fix_data.yaml b/packages/flutter/lib/fix_data.yaml
index ab2c1a8333..148598f4ce 100644
--- a/packages/flutter/lib/fix_data.yaml
+++ b/packages/flutter/lib/fix_data.yaml
@@ -11,6 +11,194 @@
 version: 1
 transforms:
 
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline1'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: display4
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline1'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline2'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: display3
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline2'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline3'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: display2
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline3'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline4'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: display1
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline4'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline5'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: headline
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline5'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to headline6'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: title
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'headline6'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to subtitle1'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: subhead
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'subtitle1'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to bodyText1'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: body2
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'bodyText1'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to bodyText2'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: body1
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'bodyText2'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Renamed to subtitle2'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      getter: subtitle
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'rename'
+        newName: 'subtitle2'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Rename arguments'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      constructor: ''
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'renameParameter'
+        oldName: 'display4'
+        newName: 'headline1'
+      - kind: 'renameParameter'
+        oldName: 'display3'
+        newName: 'headline2'
+      - kind: 'renameParameter'
+        oldName: 'display2'
+        newName: 'headline3'
+      - kind: 'renameParameter'
+        oldName: 'display1'
+        newName: 'headline4'
+      - kind: 'renameParameter'
+        oldName: 'headline'
+        newName: 'headline5'
+      - kind: 'renameParameter'
+        oldName: 'title'
+        newName: 'headline6'
+      - kind: 'renameParameter'
+        oldName: 'subhead'
+        newName: 'subtitle1'
+      - kind: 'renameParameter'
+        oldName: 'subtitle'
+        newName: 'subtitle2'
+      - kind: 'renameParameter'
+        oldName: 'body2'
+        newName: 'bodyText1'
+      - kind: 'renameParameter'
+        oldName: 'body1'
+        newName: 'bodyText2'
+
+  # Changes made in https://github.com/flutter/flutter/pull/48547
+  - title: 'Rename arguments'
+    date: 2020-01-24
+    element:
+      uris: [ 'material.dart' ]
+      method: 'copyWith'
+      inClass: 'TextTheme'
+    changes:
+      - kind: 'renameParameter'
+        oldName: 'display4'
+        newName: 'headline1'
+      - kind: 'renameParameter'
+        oldName: 'display3'
+        newName: 'headline2'
+      - kind: 'renameParameter'
+        oldName: 'display2'
+        newName: 'headline3'
+      - kind: 'renameParameter'
+        oldName: 'display1'
+        newName: 'headline4'
+      - kind: 'renameParameter'
+        oldName: 'headline'
+        newName: 'headline5'
+      - kind: 'renameParameter'
+        oldName: 'title'
+        newName: 'headline6'
+      - kind: 'renameParameter'
+        oldName: 'subhead'
+        newName: 'subtitle1'
+      - kind: 'renameParameter'
+        oldName: 'subtitle'
+        newName: 'subtitle2'
+      - kind: 'renameParameter'
+        oldName: 'body2'
+        newName: 'bodyText1'
+      - kind: 'renameParameter'
+        oldName: 'body1'
+        newName: 'bodyText2'
+
   # Changes made in https://github.com/flutter/flutter/pull/66305
   - title: 'Migrate to clipBehavior'
     date: 2020-09-22
diff --git a/packages/flutter/test_fixes/material.dart b/packages/flutter/test_fixes/material.dart
index a5c259ff3f..223e956c8b 100644
--- a/packages/flutter/test_fixes/material.dart
+++ b/packages/flutter/test_fixes/material.dart
@@ -26,4 +26,54 @@ void main() {
   buildContext.ancestorStateOfType(TypeMatcher<targetType>());
   buildContext.rootAncestorStateOfType(TypeMatcher<targetType>());
   buildContext.ancestorRenderObjectOfType(TypeMatcher<targetType>());
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var TextTheme textTheme = TextTheme(
+    display4: displayStyle4,
+    display3: displayStyle3,
+    display2: displayStyle2,
+    display1: displayStyle1,
+    headline: headlineStyle,
+    title: titleStyle,
+    subhead: subheadStyle,
+    body2: body2Style,
+    body1: body1Style,
+    caption: captionStyle,
+    button: buttonStyle,
+    subtitle: subtitleStyle,
+    overline: overlineStyle,
+  );
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var TextTheme copiedTextTheme = TextTheme.copyWith(
+    display4: displayStyle4,
+    display3: displayStyle3,
+    display2: displayStyle2,
+    display1: displayStyle1,
+    headline: headlineStyle,
+    title: titleStyle,
+    subhead: subheadStyle,
+    body2: body2Style,
+    body1: body1Style,
+    caption: captionStyle,
+    button: buttonStyle,
+    subtitle: subtitleStyle,
+    overline: overlineStyle,
+  );
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var style;
+  style = textTheme.display4;
+  style = textTheme.display3;
+  style = textTheme.display2;
+  style = textTheme.display1;
+  style = textTheme.headline;
+  style = textTheme.title;
+  style = textTheme.subhead;
+  style = textTheme.body2;
+  style = textTheme.body1;
+  style = textTheme.caption;
+  style = textTheme.button;
+  style = textTheme.subtitle;
+  style = textTheme.overline;
 }
diff --git a/packages/flutter/test_fixes/material.dart.expect b/packages/flutter/test_fixes/material.dart.expect
index e0f9c9d4d5..27f9aa765b 100644
--- a/packages/flutter/test_fixes/material.dart.expect
+++ b/packages/flutter/test_fixes/material.dart.expect
@@ -26,4 +26,54 @@ void main() {
   buildContext.findAncestorStateOfType<targetType>();
   buildContext.findRootAncestorStateOfType<targetType>();
   buildContext.findAncestorRenderObjectOfType<targetType>();
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var TextTheme textTheme = TextTheme(
+    headline1: displayStyle4,
+    headline2: displayStyle3,
+    headline3: displayStyle2,
+    headline4: displayStyle1,
+    headline5: headlineStyle,
+    headline6: titleStyle,
+    subtitle1: subheadStyle,
+    bodyText1: body2Style,
+    bodyText2: body1Style,
+    caption: captionStyle,
+    button: buttonStyle,
+    subtitle2: subtitleStyle,
+    overline: overlineStyle,
+  );
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var TextTheme copiedTextTheme = TextTheme.copyWith(
+    headline1: displayStyle4,
+    headline2: displayStyle3,
+    headline3: displayStyle2,
+    headline4: displayStyle1,
+    headline5: headlineStyle,
+    headline6: titleStyle,
+    subtitle1: subheadStyle,
+    bodyText1: body2Style,
+    bodyText2: body1Style,
+    caption: captionStyle,
+    button: buttonStyle,
+    subtitle2: subtitleStyle,
+    overline: overlineStyle,
+  );
+
+  // Changes made in https://github.com/flutter/flutter/pull/48547
+  var style;
+  style = textTheme.headline1;
+  style = textTheme.headline2;
+  style = textTheme.headline3;
+  style = textTheme.headline4;
+  style = textTheme.headline5;
+  style = textTheme.headline6;
+  style = textTheme.subtitle1;
+  style = textTheme.bodyText1;
+  style = textTheme.bodyText2;
+  style = textTheme.caption;
+  style = textTheme.button;
+  style = textTheme.subtitle2;
+  style = textTheme.overline;
 }