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

chrome/installer/util/product.h

Index: chrome/installer/util/product.h
diff --git a/chrome/installer/util/product.h b/chrome/installer/util/product.h
index a815fb29469b21fab2be343c821a2ad0b43de13f..e8101391989fe60cb93659dc643fbd126bfded91 100644
--- a/chrome/installer/util/product.h
+++ b/chrome/installer/util/product.h
@@ -61,10 +61,6 @@ class Product {
     return distribution_->GetType() == BrowserDistribution::CHROME_FRAME;
   }
 
-  bool is_chrome_app_host() const {
-    return distribution_->GetType() == BrowserDistribution::CHROME_APP_HOST;
-  }
-
   bool is_chrome_binaries() const {
     return distribution_->GetType() == BrowserDistribution::CHROME_BINARIES;
   }