Make setup.exe compatible with the component build.

chrome/installer/setup/install_worker.cc

Index: chrome/installer/setup/install_worker.cc
diff --git a/chrome/installer/setup/install_worker.cc b/chrome/installer/setup/install_worker.cc
index 74d9a8f68b1c278f022f2b8e296ed363ebf3eaea..f7067c5fbe47e00ff74ba1933ee10e3f866477ad 100644
--- a/chrome/installer/setup/install_worker.cc
+++ b/chrome/installer/setup/install_worker.cc
@@ -794,6 +794,26 @@ void AddInstallWorkItems(const InstallationState& original_state,
         temp_path);
   }
 
+  // For the component build to work with the installer, we need to drop a
+  // config file and a manifest by chrome.exe. These files are only found in
+  // the archive if this is a component build.
+#if defined(COMPONENT_BUILD)
+  static const FilePath::CharType kChromeExeConfig[] =
+      FILE_PATH_LITERAL("chrome.exe.config");
+  static const FilePath::CharType kChromeExeManifest[] =
+      FILE_PATH_LITERAL("chrome.exe.manifest");
+  install_list->AddMoveTreeWorkItem(
+      src_path.Append(kChromeExeConfig).value(),
+      target_path.Append(kChromeExeConfig).value(),
+      temp_path.value(),
+      WorkItem::ALWAYS_MOVE);
+  install_list->AddMoveTreeWorkItem(
+      src_path.Append(kChromeExeManifest).value(),
+      target_path.Append(kChromeExeManifest).value(),
+      temp_path.value(),
+      WorkItem::ALWAYS_MOVE);
+#endif  // defined(COMPONENT_BUILD)
+
   // In the past, we copied rather than moved for system level installs so that
   // the permissions of %ProgramFiles% would be picked up.  Now that |temp_path|
   // is in %ProgramFiles% for system level installs (and in %LOCALAPPDATA%