Move chrome/installer/linux/WATCHLISTS to root WATCHLISTS.

This WATCHLISTS file is an artifact from when the linux installer files
were in their own, internal repo.

[email protected]
NOTRY=true
BUG=None

Review URL: https://codereview.chromium.org/729713002

Cr-Commit-Position: refs/heads/master@{#304269}
diff --git a/WATCHLISTS b/WATCHLISTS
index f401c71..6a2b116 100644
--- a/WATCHLISTS
+++ b/WATCHLISTS
@@ -396,6 +396,9 @@
     'installer': {
       'filepath': 'chrome/installer/',
     },
+    'installer_linux': {
+      'filepath': 'chrome/installer/linux/',
+    },
     'instant': {
       'filepath': 'instant|searchbox|'\
                   'chrome/browser/search/|'\
@@ -894,6 +897,7 @@
     'indexed_db': ['[email protected]',
                    '[email protected]', '[email protected]'],
     'installer': ['[email protected]', '[email protected]'],
+    'installer_linux': [ '[email protected]'],
     'instant': ['[email protected]', '[email protected]',
                 '[email protected]', '[email protected]',
                 '[email protected]', '[email protected]',