Remove support for non-browser products from InstallationState and ProductState.

chrome/installer/util/helper.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/installer/util/helper.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "chrome/installer/util/browser_distribution.h"
@@ skipping 15 matching lines @@
   int key = system_install ? base::DIR_PROGRAM_FILES : base::DIR_LOCAL_APP_DATA;
 #endif
   if (PathService::Get(key, &install_path)) {
     install_path = install_path.Append(dist->GetInstallSubDir());
     install_path = install_path.Append(kInstallBinaryDir);
   }
   return install_path;
 }
 
 BrowserDistribution* GetBinariesDistribution(bool system_install) {
-  BrowserDistribution* dist = BrowserDistribution::GetDistribution();
   ProductState state;
 
   // If we're part of a multi-install, we need to poll using the multi-installer
-  // package's app guid rather than the browser's or Chrome Frame's app guid.
-  // If we can't read the app's state from the registry, assume it isn't
-  // multi-installed.
-  if (state.Initialize(system_install, dist) && state.is_multi_install()) {
-    return BrowserDistribution::GetSpecificDistribution(
-        BrowserDistribution::CHROME_BINARIES);
-  } else {
-    return dist;
-  }
+  // package's app guid rather than the browser's.  If we can't read the app's

[huangs, 2017/01/09 09:09:10]

NIT: Extra space after ".".

[grt (UTC plus 2), 2017/01/09 10:11:45]

Done.

+  // state from the registry, assume it isn't multi-installed.
+  if (!state.Initialize(system_install) || !state.is_multi_install())
+    return BrowserDistribution::GetDistribution();
+  return BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_BINARIES);
 }
 
 std::wstring GetAppGuidForUpdates(bool system_install) {
   return GetBinariesDistribution(system_install)->GetAppGuid();
 }
 
 }  // namespace installer.