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

chrome/installer/util/installation_state.cc

Index: chrome/installer/util/installation_state.cc
diff --git a/chrome/installer/util/installation_state.cc b/chrome/installer/util/installation_state.cc
index 0173581ec220133d50cccb1c006ebaa1430d2932..ec913da96a7bbf5db66521c27718fa3b2931deed 100644
--- a/chrome/installer/util/installation_state.cc
+++ b/chrome/installer/util/installation_state.cc
@@ -227,12 +227,9 @@ int InstallationState::IndexFromDistType(BrowserDistribution::Type type) {
                  unexpected_chrome_frame_distribution_value_);
   COMPILE_ASSERT(BrowserDistribution::CHROME_BINARIES == CHROME_BINARIES_INDEX,
                  unexpected_chrome_frame_distribution_value_);
-  COMPILE_ASSERT(BrowserDistribution::CHROME_APP_HOST == CHROME_APP_HOST_INDEX,
-                 unexpected_chrome_frame_distribution_value_);
   DCHECK(type == BrowserDistribution::CHROME_BROWSER ||
          type == BrowserDistribution::CHROME_FRAME ||
-         type == BrowserDistribution::CHROME_BINARIES ||
-         type == BrowserDistribution::CHROME_APP_HOST);
+         type == BrowserDistribution::CHROME_BINARIES);
   return type;
 }
 
@@ -253,11 +250,6 @@ void InstallationState::Initialize() {
       BrowserDistribution::CHROME_BINARIES);
   user_products_[CHROME_BINARIES_INDEX].Initialize(false, distribution);
   system_products_[CHROME_BINARIES_INDEX].Initialize(true, distribution);
-
-  distribution = BrowserDistribution::GetSpecificDistribution(
-      BrowserDistribution::CHROME_APP_HOST);
-  user_products_[CHROME_APP_HOST_INDEX].Initialize(false, distribution);
-  system_products_[CHROME_APP_HOST_INDEX].Initialize(true, distribution);
 }
 
 const ProductState* InstallationState::GetNonVersionedProductState(