notification balloons: Remove views and cocoa implementations of BalloonCollection.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 9b31ea42b2175facba8eb88379d993738a5bfa70..b16b74a2cd7178730203be616fbefca91412a290 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -2481,8 +2481,6 @@
         'browser/task_manager/extension_information.h',
         'browser/task_manager/guest_information.cc',
         'browser/task_manager/guest_information.h',
-        'browser/task_manager/notification_resource_provider.cc',
-        'browser/task_manager/notification_resource_provider.h',
         'browser/task_manager/panel_information.cc',
         'browser/task_manager/panel_information.h',
         'browser/task_manager/printing_information.cc',
@@ -3006,18 +3004,6 @@
             'browser/icon_loader_linux.cc',
             'browser/icon_manager_linux.cc',
             'browser/idle_linux.cc',
-            'browser/notifications/balloon_collection.cc',
-            'browser/notifications/balloon_collection.h',
-            'browser/notifications/balloon_collection_base.cc',
-            'browser/notifications/balloon_collection_base.h',
-            'browser/notifications/balloon_collection_impl.cc',
-            'browser/notifications/balloon_collection_impl.h',
-            'browser/notifications/balloon_host.cc',
-            'browser/notifications/balloon_host.h',
-            'browser/notifications/balloon_notification_ui_manager.cc',
-            'browser/notifications/balloon_notification_ui_manager.h',
-            'browser/notifications/notification_options_menu_model.cc',
-            'browser/notifications/notification_options_menu_model.h',
             'browser/password_manager/native_backend_gnome_x.cc',
             'browser/password_manager/native_backend_gnome_x.h',
             'browser/password_manager/native_backend_kwallet_x.cc',
@@ -3051,8 +3037,6 @@
             'browser/sync/sync_global_error.h',
             'browser/sync/sync_global_error_factory.cc',
             'browser/sync/sync_global_error_factory.h',
-            'browser/task_manager/notification_resource_provider.cc',
-            'browser/task_manager/notification_resource_provider.h',
             'browser/themes/theme_service_aurax11.cc',
             'browser/themes/theme_service_aurax11.h',
             'browser/upgrade_detector_impl.cc',
@@ -3168,6 +3152,23 @@
               },
             }],
           ],
+        }, {
+          'sources!': [
+            'browser/notifications/balloon_collection.cc',
+            'browser/notifications/balloon_collection.h',
+            'browser/notifications/balloon_collection_base.cc',
+            'browser/notifications/balloon_collection_base.h',
+            'browser/notifications/balloon_collection_impl.cc',
+            'browser/notifications/balloon_collection_impl.h',
+            'browser/notifications/balloon_host.cc',
+            'browser/notifications/balloon_host.h',
+            'browser/notifications/balloon_notification_ui_manager.cc',
+            'browser/notifications/balloon_notification_ui_manager.h',
+            'browser/notifications/notification_options_menu_model.cc',
+            'browser/notifications/notification_options_menu_model.h',
+            'browser/task_manager/notification_resource_provider.cc',
+            'browser/task_manager/notification_resource_provider.h',
+          ]
         }],
         ['input_speech==0', {
           'sources/': [