Change the media galleries permission dialog to have a suggestions section.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 2168a3880cfc58a635f67beecfd93be9fc68789f..c8e81411fa7227a4c1f2389543128f53507ee5bc 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -13708,6 +13708,9 @@ Do you accept?
       <message name="IDS_MEDIA_GALLERIES_DIALOG_SUBTEXT_READ_ONLY" desc="Explanatory text for the media gallery access permission. Indicates that the specified (by name) extension has read-only access to the listed folders.">
         "<ph name="EXTENSION">$1<ex>PhotoEditor</ex></ph>" can read images, video, and sound files in the checked locations.
       </message>
+      <message name="IDS_MEDIA_GALLERIES_PERMISSION_SUGGESTIONS" desc="Header in media gallery permission dialog for locations that the app does not have permission for.">
+        Suggestions
+      </message>
       <message name="IDS_MEDIA_GALLERIES_SCAN_RESULT_DIALOG_HEADER" desc="Header for media gallery scan result dialog.">
         Add folders to "<ph name="EXTENSION">$1<ex>Photo Editor</ex></ph>"?
       </message>
@@ -13723,9 +13726,6 @@ Do you accept?
       <message name="IDS_MEDIA_GALLERIES_SCAN_RESULT_OPEN_FOLDER_VIEW_ACCESSIBILITY_NAME" desc="Accessibility name for an icon that opens the folder view of a gallery from the media galleries scan result dialog.">
         Show in folder
       </message>
-      <message name="IDS_MEDIA_GALLERIES_UNATTACHED_LOCATIONS" desc="Header for media gallery permissions to locations not currently attached, i.e. removable devices which aren't plugged in">
-        Unattached locations
-      </message>
       <message name="IDS_MEDIA_GALLERIES_LAST_ATTACHED" desc="Explanatory text indicating to the user when a particular location was last attached, i.e. a removable device that isn't plugged in. The date presented will be a day in a localized format providing year, month, and day.">
         last attached on <ph name="DATE">$1<ex>1/22/11</ex></ph>
       </message>