Add Finch flag for Copyless Paste

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 4d058e2a9f6435493ea699c312109066cdccd4e7..a4d2f76f094883b1bf25f038ddcf1121765e047e 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -2262,6 +2262,12 @@ const FeatureEntry kFeatureEntries[] = {
          chromeos::switches::kEnableTouchSupportForScreenMagnifier)},
 #endif  // OS_CHROMEOS
 
+#if defined(OS_ANDROID)
+    {"enable-copyless-paste", IDS_FLAGS_COPYLESS_PASTE_NAME,
+     IDS_FLAGS_COPYLESS_PASTE_DESCRIPTION, kOsAndroid,
+     FEATURE_VALUE_TYPE(features::kCopylessPaste)},
+#endif
+
     // NOTE: Adding new command-line switches requires adding corresponding
     // entries to enum "LoginCustomFlags" in histograms.xml. See note in
     // histograms.xml and don't forget to run AboutFlagsHistogramTest unit test.