[Installer] Cleaning up dead code for App Launcher / App Host installs.

chrome/installer/util/google_chrome_distribution.cc

Index: chrome/installer/util/google_chrome_distribution.cc
diff --git a/chrome/installer/util/google_chrome_distribution.cc b/chrome/installer/util/google_chrome_distribution.cc
index 12b12686e495deab2b79e897a496f4b63a079cb9..102f163f08b2732fc1759fe3f33770d5b38afb49 100644
--- a/chrome/installer/util/google_chrome_distribution.cc
+++ b/chrome/installer/util/google_chrome_distribution.cc
@@ -256,10 +256,6 @@ bool GoogleChromeDistribution::GetCommandExecuteImplClsid(
   return true;
 }
 
-bool GoogleChromeDistribution::AppHostIsSupported() {
-  return true;
-}
-
 // This method checks if we need to change "ap" key in Google Update to try
 // full installer as fall back method in case incremental installer fails.
 // - If incremental installer fails we append a magic string ("-full"), if