Remove unused BrowserBubble remnants.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 09b7f49dc00861676cdabece53e272b50ff64098..9095448715b1419dbadb787eb5b3adfd9a39f6c5 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -3300,11 +3300,6 @@
         'browser/ui/views/bookmarks/bookmark_menu_delegate.h',
         'browser/ui/views/browser_actions_container.cc',
         'browser/ui/views/browser_actions_container.h',
-        'browser/ui/views/browser_bubble.cc',
-        'browser/ui/views/browser_bubble.h',
-        'browser/ui/views/browser_bubble_aura.cc',
-        'browser/ui/views/browser_bubble_gtk.cc',
-        'browser/ui/views/browser_bubble_win.cc',
         'browser/ui/views/browser_dialogs.h',
         'browser/ui/views/bubble/border_contents.cc',
         'browser/ui/views/bubble/border_contents.h',
@@ -3394,8 +3389,6 @@
         'browser/ui/views/first_run_search_engine_view.h',
         'browser/ui/views/frame/app_panel_browser_frame_view.cc',
         'browser/ui/views/frame/app_panel_browser_frame_view.h',
-        'browser/ui/views/frame/browser_bubble_host.cc',
-        'browser/ui/views/frame/browser_bubble_host.h',
         'browser/ui/views/frame/browser_frame.cc',
         'browser/ui/views/frame/browser_frame.h',
         'browser/ui/views/frame/browser_frame_aura.cc',
@@ -4185,7 +4178,6 @@
             ['exclude', '^browser/ui/views/app_menu_button_win.cc'],
             ['exclude', '^browser/ui/views/bookmarks/bookmark_editor_view.cc'],
             ['exclude', '^browser/ui/views/bookmarks/bookmark_editor_view.h'],
-            ['exclude', '^browser/ui/views/browser_bubble_win.cc'],
             ['exclude', '^browser/ui/views/bubble/border_widget_win.cc'],
             ['exclude', '^browser/ui/views/bubble/border_widget_win.h'],
             ['exclude', '^browser/ui/views/certificate_viewer_win.cc'],
@@ -4699,9 +4691,6 @@
                 ['include', '^browser/ui/views/bookmarks/bookmark_menu_delegate.h'],
                 ['include', '^browser/ui/views/browser_actions_container.cc'],
                 ['include', '^browser/ui/views/browser_actions_container.h'],
-                ['include', '^browser/ui/views/browser_bubble.cc'],
-                ['include', '^browser/ui/views/browser_bubble.h'],
-                ['include', '^browser/ui/views/browser_bubble_gtk.cc'],
                 ['include', '^browser/ui/views/bubble/border_contents.cc'],
                 ['include', '^browser/ui/views/bubble/border_contents.h'],
                 ['include', '^browser/ui/views/bubble/bubble.cc'],
@@ -4755,8 +4744,6 @@
                 ['include', '^browser/ui/views/find_bar_view.cc'],
                 ['include', '^browser/ui/views/find_bar_view.h'],
                 ['include', '^browser/ui/views/first_run_bubble.cc'],
-                ['include', '^browser/ui/views/frame/browser_bubble_host.cc'],
-                ['include', '^browser/ui/views/frame/browser_bubble_host.h'],
                 ['include', '^browser/ui/views/frame/browser_frame.cc'],
                 ['include', '^browser/ui/views/frame/browser_frame.h'],
                 ['include', '^browser/ui/views/frame/browser_frame_gtk.cc'],
@@ -5114,7 +5101,6 @@
             ['exclude', '^browser/ui/input_window_dialog.h'],
             ['exclude', '^browser/ui/input_window_dialog_win.cc'],
             ['include', '^browser/ui/views/aura/'],
-            ['include', '^browser/ui/views/browser_bubble_aura.cc'],
             ['include', '^browser/ui/views/constrained_html_delegate_views.cc'],
             ['include', '^browser/ui/views/constrained_window_views.cc'],
             ['include', '^browser/ui/views/dropdown_bar_host_aura.cc'],