Remove unused function for extracting colors from a favicon on Android.

chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java

Index: chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java b/chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java
index 3fbc9a5544fd3eb47ce1ed39e7a75821aa23c1d9..15adc903cbe0eacac5fcbf674e9a31f8110526fb 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java
@@ -5,7 +5,6 @@
 package org.chromium.chrome.browser.favicon;
 
 import android.graphics.Bitmap;
-import android.graphics.Color;
 
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.chrome.browser.profiles.Profile;
@@ -92,15 +91,6 @@ public class FaviconHelper {
     }
 
     /**
-     * Return the dominant color of a given bitmap in {@link Color} format.
-     * @param image The bitmap image to find the dominant color for.
-     * @return The dominant color in {@link Color} format.
-     */
-    public static int getDominantColorForBitmap(Bitmap image) {
-        return nativeGetDominantColorForBitmap(image);
-    }
-
-    /**
      * Get 16x16 Favicon bitmap for the requested arguments. Only retrives favicons in synced
      * session storage. (e.g. favicons synced from other devices).
      * TODO(apiccion): provide a way to obtain higher resolution favicons.
@@ -139,7 +129,6 @@ public class FaviconHelper {
             FaviconImageCallback faviconImageCallback);
     private static native Bitmap nativeGetSyncedFaviconImageForURL(long nativeFaviconHelper,
             Profile profile, String pageUrl);
-    private static native int nativeGetDominantColorForBitmap(Bitmap image);
     private static native void nativeEnsureIconIsAvailable(long nativeFaviconHelper,
             Profile profile, WebContents webContents, String pageUrl, String iconUrl,
             boolean isLargeIcon, boolean isTemporary, IconAvailabilityCallback callback);