extensions_to_load has moved to browser_options.

BUG=chromium:603169
TEST=login_Cryptohome

Change-Id: I96c0f91c64576a08fe19aed6fcb8803e477e42d8
Reviewed-on: https://chromium-review.googlesource.com/338891
Trybot-Ready: Achuith Bhandarkar <achuith@chromium.org>
Tested-by: Achuith Bhandarkar <achuith@chromium.org>
Reviewed-by: Ilja Friedel <ihf@chromium.org>
Commit-Queue: Achuith Bhandarkar <achuith@chromium.org>
diff --git a/client/common_lib/cros/chrome.py b/client/common_lib/cros/chrome.py
index 87e71e1..478d262 100644
--- a/client/common_lib/cros/chrome.py
+++ b/client/common_lib/cros/chrome.py
@@ -75,13 +75,17 @@
             finder_options.browser_options.AppendExtraBrowserArgs(
                     extra_browser_args)
 
+        # TODO(achuith): Remove this after PFQ revs. crbug.com/603169.
         if logged_in:
-            extensions_to_load = finder_options.extensions_to_load
-            for path in extension_paths:
-                extension = extension_to_load.ExtensionToLoad(
-                        path, self.browser_type, is_component=is_component)
-                extensions_to_load.append(extension)
-            self._extensions_to_load = extensions_to_load
+            try:
+                extensions_to_load = finder_options.extensions_to_load
+                for path in extension_paths:
+                    extension = extension_to_load.ExtensionToLoad(
+                            path, self.browser_type, is_component=is_component)
+                    extensions_to_load.append(extension)
+                self._extensions_to_load = extensions_to_load
+            except AttributeError:
+              pass
 
         # finder options must be set before parse_args(), browser options must
         # be set before Create().
@@ -111,6 +115,17 @@
         except AttributeError:
             pass
 
+        if logged_in:
+            try:
+                extensions_to_load = b_options.extensions_to_load
+                for path in extension_paths:
+                    extension = extension_to_load.ExtensionToLoad(
+                            path, self.browser_type, is_component=is_component)
+                    extensions_to_load.append(extension)
+                self._extensions_to_load = extensions_to_load
+            except AttributeError:
+              pass
+
         # Turn on collection of Chrome coredumps via creation of a magic file.
         # (Without this, Chrome coredumps are trashed.)
         open(constants.CHROME_CORE_MAGIC_FILE, 'w').close()