[Chipbar] Update to material colors.

Note: I removed the common <color> reference because it can't reference
attributes. I added a lint IfChange/ThenChange, which isn't supported by
our linters (yet?) but will at least point people to the other file that
needs to be modified.

Fixes: 267821684
Test: media push to receiver flow w/ app icon (light & dark theme)
Test: media pull to phone flow w/ generic icon (light & dark theme)
Test: active unlock flow (light & dark theme)

Change-Id: I7fcac406a56d71be355d46e180c47a4562f7abff
diff --git a/packages/SystemUI/res/drawable/chipbar_background.xml b/packages/SystemUI/res/drawable/chipbar_background.xml
index 5722177..7530f5b 100644
--- a/packages/SystemUI/res/drawable/chipbar_background.xml
+++ b/packages/SystemUI/res/drawable/chipbar_background.xml
@@ -17,6 +17,6 @@
 <shape
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:androidprv="http://schemas.android.com/apk/prv/res/android">
-    <solid android:color="?androidprv:attr/colorAccentSecondary" />
+    <solid android:color="?androidprv:attr/materialColorSecondaryFixed" />
     <corners android:radius="32dp" />
 </shape>
diff --git a/packages/SystemUI/res/drawable/chipbar_end_button_background.xml b/packages/SystemUI/res/drawable/chipbar_end_button_background.xml
index 80c7207..a3832ee 100644
--- a/packages/SystemUI/res/drawable/chipbar_end_button_background.xml
+++ b/packages/SystemUI/res/drawable/chipbar_end_button_background.xml
@@ -20,7 +20,7 @@
     android:color="?android:textColorPrimary">
     <item android:id="@android:id/background">
         <shape>
-            <solid android:color="@android:color/system_accent1_200"/>
+            <solid android:color="?androidprv:attr/materialColorPrimaryFixedDim"/>
             <corners android:radius="24dp" />
         </shape>
     </item>
diff --git a/packages/SystemUI/res/layout/chipbar.xml b/packages/SystemUI/res/layout/chipbar.xml
index 90e436d..8fa975b 100644
--- a/packages/SystemUI/res/layout/chipbar.xml
+++ b/packages/SystemUI/res/layout/chipbar.xml
@@ -49,15 +49,17 @@
             android:alpha="0.0"
             />
 
+        <!-- LINT.IfChange textColor -->
         <TextView
             android:id="@+id/text"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
             android:layout_weight="1"
             style="@style/Chipbar.Text"
-            android:textColor="@color/chipbar_text_and_icon_color"
+            android:textColor="?androidprv:attr/materialColorOnSecondaryFixed"
             android:alpha="0.0"
             />
+        <!-- LINT.ThenChange(systemui.temporarydisplay.chipbar.ChipbarInfo.kt) -->
 
         <!-- At most one of [loading, failure_icon, undo] will be visible at a time. -->
         <ImageView
@@ -66,7 +68,7 @@
             android:layout_height="@dimen/chipbar_end_icon_size"
             android:layout_marginStart="@dimen/chipbar_end_item_start_margin"
             android:src="@drawable/ic_progress_activity"
-            android:tint="@android:color/system_accent2_700"
+            android:tint="?androidprv:attr/materialColorOnSecondaryFixedVariant"
             android:alpha="0.0"
             />
 
@@ -86,7 +88,7 @@
             android:layout_height="wrap_content"
             android:layout_marginStart="@dimen/chipbar_end_item_start_margin"
             style="@style/Chipbar.Text"
-            android:textColor="?androidprv:attr/textColorOnAccent"
+            android:textColor="?androidprv:attr/materialColorOnPrimaryFixed"
             android:paddingStart="@dimen/chipbar_outer_padding"
             android:paddingEnd="@dimen/chipbar_outer_padding"
             android:paddingTop="@dimen/chipbar_end_button_vertical_padding"
diff --git a/packages/SystemUI/res/values/colors.xml b/packages/SystemUI/res/values/colors.xml
index 96e6d4e..cb8c2a7 100644
--- a/packages/SystemUI/res/values/colors.xml
+++ b/packages/SystemUI/res/values/colors.xml
@@ -231,9 +231,6 @@
 
     <color name="people_tile_background">@color/material_dynamic_secondary95</color>
 
-    <!-- Chipbar -->
-    <color name="chipbar_text_and_icon_color">@android:color/system_accent2_900</color>
-
     <!-- Internet Dialog -->
     <!-- Material next state on color-->
     <color name="settingslib_state_on_color">@color/settingslib_state_on</color>