Progress bar color is based on toolbar color

chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.toolbar;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
@@ skipping 1972 matching lines @@
             boolean useLightToolbarDrawables =
                     ColorUtils.shoudUseLightForegroundOnBackground(currentPrimaryColor);
             boolean unfocusedLocationBarUsesTransparentBg =
                     !ColorUtils.shouldUseOpaqueTextboxBackground(currentPrimaryColor);
             if (useLightToolbarDrawables != mUseLightToolbarDrawables
                     || unfocusedLocationBarUsesTransparentBg
                             != mUnfocusedLocationBarUsesTransparentBg) {
                 visualStateChanged = true;
             } else {
                 updateToolbarBackground(VisualState.BRAND_COLOR);
-                getProgressBar().setBackgroundColor(
-                        ColorUtils.getLightProgressbarBackground(currentPrimaryColor));
+                getProgressBar().setThemeColor(currentPrimaryColor, isIncognito());
             }
         }
 
         mVisualState = newVisualState;
 
         updateOverlayDrawables(isInTabSwitcherMode);
         updateShadowVisibility(isInTabSwitcherMode);
         if (!visualStateChanged) {
             if (mVisualState == VisualState.NEW_TAB_NORMAL) {
                 updateNtpTransitionAnimation(
                         getToolbarDataProvider().getNewTabPageForCurrentTab());
             }
             return;
         }
 
         mUseLightToolbarDrawables = false;
         mUnfocusedLocationBarUsesTransparentBg = false;
         mUrlBackgroundAlpha = 255;
-        int progressBarBackgroundColor = mProgressBackBackgroundColor;
         updateToolbarBackground(mVisualState);
         if (isInTabSwitcherMode) {
             mUseLightToolbarDrawables = true;
             mUrlBackgroundAlpha = LOCATION_BAR_TRANSPARENT_BACKGROUND_ALPHA;
-            progressBarBackgroundColor = mProgressBackBackgroundColorWhite;
+            getProgressBar().setBackgroundColor(mProgressBackBackgroundColorWhite);
+            getProgressBar().setForegroundColor(ApiCompatibilityUtils.getColor(getResources(),
+                    R.color.progress_bar_foreground_white));
         } else if (isIncognito()) {
             mUseLightToolbarDrawables = true;
             mUrlBackgroundAlpha = LOCATION_BAR_TRANSPARENT_BACKGROUND_ALPHA;
-            progressBarBackgroundColor = mProgressBackBackgroundColorWhite;
+            getProgressBar().setThemeColor(currentPrimaryColor, true);
         } else if (mVisualState == VisualState.BRAND_COLOR) {
             mUseLightToolbarDrawables =
                     ColorUtils.shoudUseLightForegroundOnBackground(currentPrimaryColor);
             mUnfocusedLocationBarUsesTransparentBg =
                     !ColorUtils.shouldUseOpaqueTextboxBackground(currentPrimaryColor);
             mUrlBackgroundAlpha = mUnfocusedLocationBarUsesTransparentBg
                     ? LOCATION_BAR_TRANSPARENT_BACKGROUND_ALPHA : 255;
-            progressBarBackgroundColor =
-                    ColorUtils.getLightProgressbarBackground(currentPrimaryColor);
+            getProgressBar().setThemeColor(currentPrimaryColor, false);
+        } else {
+            getProgressBar().setBackgroundColor(mProgressBackBackgroundColor);
+            getProgressBar().setForegroundColor(ApiCompatibilityUtils.getColor(getResources(),
+                    R.color.progress_bar_foreground));
         }
 
-        getProgressBar().setBackgroundColor(progressBarBackgroundColor);
-        int progressBarForegroundColor = ApiCompatibilityUtils.getColor(getResources(),
-                mUseLightToolbarDrawables
-                ? R.color.progress_bar_foreground_white
-                : R.color.progress_bar_foreground);
-        getProgressBar().setForegroundColor(progressBarForegroundColor);
-
         if (mToggleTabStackButton != null) {
             mToggleTabStackButton.setImageDrawable(mUseLightToolbarDrawables
                     ? mTabSwitcherButtonDrawableLight : mTabSwitcherButtonDrawable);
             if (mTabSwitcherAnimationTabStackDrawable != null) {
                 mTabSwitcherAnimationTabStackDrawable.setTint(
                         mUseLightToolbarDrawables ? mLightModeTint : mDarkModeTint);
             }
         }
 
         if (shouldShowMenuButton()) {
@@ skipping 157 matching lines @@
         });
 
         if (mFullscreenManager != null) {
             mFullscreenCalloutToken =
                     mFullscreenManager.showControlsPersistentAndClearOldToken(
                             mFullscreenCalloutToken);
         }
     }
 }