Initial patch set to implement improved touch support for screen magnification

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 31f3104c6251aa6187dc9b1878cf25621641bfe1..46da27e32250a18b3dd693118d5fb59855b9170a 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -2200,6 +2200,15 @@ const FeatureEntry kFeatureEntries[] = {
      FEATURE_VALUE_TYPE(net::CertVerifyProcAndroid::kAIAFetchingFeature)},
 #endif
 
+#if defined(OS_CHROMEOS)
+    {"enable-touch-support-for-screen-magnifier",
+     IDS_FLAGS_ENABLE_TOUCH_SUPPORT_FOR_SCREEN_MAGNIFIER_NAME,
+     IDS_FLAGS_ENABLE_TOUCH_SUPPORT_FOR_SCREEN_MAGNIFIER_DESCRIPTION,
+     kOsCrOS,
+     SINGLE_VALUE_TYPE(
+         chromeos::switches::kEnableTouchSupportForScreenMagnifier)},
+#endif  // OS_CHROMEOS
+
     // 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.