[Autofill Assistant] Adapt icon colors to Clank

Aligning the colors of the icons to use either default blue or default.

Before:
Light: https://screenshot.googleplex.com/ZSgf03CQaaM
Dark: https://screenshot.googleplex.com/at6MybZraag

After:
Light: https://screenshot.googleplex.com/zF7wCHx9gZa
Dark: https://screenshot.googleplex.com/gQqS2Wm5Vza

Bug: b/144416230
Change-Id: Ice808de834db62c79949792af74b3d059f689de8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1932802Reviewed-by: Clemens Arbesser <arbesser@google.com>
Commit-Queue: Sandro Maggi <sandromaggi@google.com>
Cr-Commit-Position: refs/heads/master@{#719128}

chrome/android/features/autofill_assistant/java/res/layout/autofill_assistant_payment_request_section_title.xml

@@ -29,7 +29,7 @@
             android:layout_height="24dp"
             android:layout_gravity="center_vertical"
             android:src="@drawable/plus"
-            app:tint="@color/modern_blue_600"/>
+            app:tint="@color/default_icon_color_blue"/>
         <Space android:layout_width="8dp" android:layout_height="0dp"/>
         <TextView android:id="@+id/section_title_add_button_label"
                   android:layout_width="wrap_content"

chrome/android/features/autofill_assistant/java/src/org/chromium/chrome/browser/autofill_assistant/user_data/AssistantChoiceList.java

@@ -25,6 +25,7 @@ import androidx.annotation.DrawableRes;
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.Callback;
 import org.chromium.chrome.autofill_assistant.R;
+import org.chromium.chrome.browser.ui.widget.TintedDrawable;
 import org.chromium.ui.widget.ChromeImageView;
 
 import java.util.ArrayList;
@@ -403,7 +404,8 @@ public class AssistantChoiceList extends GridLayout {
         int editButtonSize = getContext().getResources().getDimensionPixelSize(
                 R.dimen.autofill_assistant_choicelist_edit_button_size);
         ChromeImageView editButton = new ChromeImageView(getContext());
-        editButton.setImageResource(editButtonDrawable);
+        editButton.setImageDrawable(TintedDrawable.constructTintedDrawable(
+                getContext(), editButtonDrawable, R.color.default_icon_color));
         editButton.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
         editButton.setLayoutParams(new ViewGroup.LayoutParams(editButtonSize, editButtonSize));
 

chrome/android/features/autofill_assistant/java/src/org/chromium/chrome/browser/autofill_assistant/user_data/AssistantVerticalExpander.java

@@ -186,8 +186,8 @@ public class AssistantVerticalExpander extends LinearLayout {
     }
 
     private View createChevron() {
-        TintedDrawable chevron = TintedDrawable.constructTintedDrawable(getContext(),
-                R.drawable.ic_expand_more_black_24dp, R.color.payments_section_chevron);
+        TintedDrawable chevron = TintedDrawable.constructTintedDrawable(
+                getContext(), R.drawable.ic_expand_more_black_24dp, R.color.default_icon_color);
 
         ImageView view = new ImageView(getContext());
         view.setImageDrawable(chevron);