Apply dynamic color for Erase all data(factory reset screen

Enable the dynamic color flag, and remove some unused theme in layout.

Test: Rebuilt apk and see the screen
Fix: 185557130
Change-Id: I7ed73c808be4942e5ffd461982e73a4ff7f7f2db
diff --git a/res/layout/main_clear.xml b/res/layout/main_clear.xml
index 1cf1909..cbccb0a 100644
--- a/res/layout/main_clear.xml
+++ b/res/layout/main_clear.xml
@@ -21,7 +21,6 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
-    android:theme="@style/GlifV3Theme.Footer"
     android:icon="@drawable/ic_delete_accent"
     app:sucHeaderText="@string/main_clear_title">
 
diff --git a/res/layout/main_clear_confirm.xml b/res/layout/main_clear_confirm.xml
index 95262a0..914a998 100644
--- a/res/layout/main_clear_confirm.xml
+++ b/res/layout/main_clear_confirm.xml
@@ -19,7 +19,6 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical"
-    android:theme="@style/SudThemeGlifV3.DayNight"
     android:id="@+id/setup_wizard_layout"
     android:icon="@drawable/ic_delete_accent"
     app:sucHeaderText="@string/main_clear_confirm_title">
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index d28f86d..23fbf08 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -28,6 +28,8 @@
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.security.SecuritySettingsFeatureProvider;
 
+import com.google.android.setupdesign.util.ThemeHelper;
+
 /**
  * Top-level Settings activity
  */
@@ -164,6 +166,7 @@
         @Override
         protected void onCreate(Bundle savedState) {
             setTheme(SetupWizardUtils.getTheme(this, getIntent()));
+            ThemeHelper.trySetDynamicColor(this);
             super.onCreate(savedState);
         }
 
@@ -176,6 +179,7 @@
         @Override
         protected void onCreate(Bundle savedState) {
             setTheme(SetupWizardUtils.getTheme(this, getIntent()));
+            ThemeHelper.trySetDynamicColor(this);
             super.onCreate(savedState);
         }