[Android] Disable Baseline Surface Colors

These colors mess up with Brave theme, so we disable them for now.

Chromium change:
https://github.com/chromium/chromium/commit/994591b18af84bbbc21d8549d6f3dc97b767c3a5

[BaselineSurfaceColors] Enable Baseline Surface Colors change by default
Enable Baseline Surface Colors change by default.

See 100% stable approval at http://launch/4218139. Will enable by
default on ToT to provide max_version for finch experiment.

Will cleanup flag checks, etc. separately.

Bug: 1451864

browser/flags/android/java/src/org/chromium/chrome/browser/flags/BraveCachedFlag.java

@@ -15,6 +15,7 @@ public class BraveCachedFlag extends CachedFlag {
     private static final HashMap<String, Boolean> sFlags;
     static {
         sFlags = new HashMap<String, Boolean>();
+        sFlags.put(ChromeFeatureList.BASELINE_GM3_SURFACE_COLORS, false);
         sFlags.put(ChromeFeatureList.START_SURFACE_ANDROID, false);
         // Disable until we sort out UI issues
         // https://github.com/brave/brave-browser/issues/29688

chromium_src/chrome/browser/flags/android/chrome_feature_list.cc

@@ -48,6 +48,7 @@ namespace android {
 
 OVERRIDE_FEATURE_DEFAULT_STATES({{
     {kAddToHomescreenIPH, base::FEATURE_DISABLED_BY_DEFAULT},
+    {kBaselineGM3SurfaceColors, base::FEATURE_DISABLED_BY_DEFAULT},
     // Disable until we sort out UI issues
     // https://github.com/brave/brave-browser/issues/29688
     {kIncognitoReauthenticationForAndroid, base::FEATURE_DISABLED_BY_DEFAULT},