Move common app_list delegate code to chrome/browser/ui/app_list.

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 523c65e2e7c9f3ddc1bd77e1564e573bf5b04f39..e6d06b72533f11fa072d19dd3a1a8ac52c877098 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -17189,15 +17189,6 @@ Battery full
 
     <!-- Aura strings -->
     <if expr="pp_ifdef('use_ash')">
-      <message name="IDS_SEARCH_BOX_HINT" desc="Hint text for the search box in app list window.">
-        Search
-      </message>
-      <message name="IDS_APP_LIST_CONTEXT_MENU_PIN" desc="Title text for the 'pin' context menu item of an app list item.">
-        Pin to Launcher
-      </message>
-      <message name="IDS_APP_LIST_CONTEXT_MENU_UNPIN" desc="Title text for the 'unpin' context menu item of an app list item.">
-        Unpin from Launcher
-      </message>
       <message name="IDS_LAUNCHER_CONTEXT_MENU_CLOSE" desc="Title text for the 'close' context menu item of the launcher">
         Close
       </message>
@@ -17373,6 +17364,17 @@ Battery full
       Add Media Gallery by Directory
     </message>
 
+    <!-- App List. -->
+    <message name="IDS_APP_LIST_CONTEXT_MENU_PIN" desc="Title text for the 'pin' context menu item of an app list item.">
+      Pin to Launcher
+    </message>
+    <message name="IDS_APP_LIST_CONTEXT_MENU_UNPIN" desc="Title text for the 'unpin' context menu item of an app list item.">
+      Unpin from Launcher
+    </message>
+    <message name="IDS_SEARCH_BOX_HINT" desc="Hint text for the search box in app list window.">
+      Search
+    </message>
+
     <!-- chrome://diagnostics strings -->
     <if expr="pp_ifdef('chromeos')">
       <message name="IDS_DIAGNOSTICS_DIAGNOSTICS_TITLE" desc="Title for the diagnostics page.">