Add IME UI related extension API.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index a04f7ffe241663d4446a6507a23f19229eeb2470..7320fd1b019b35f8feee5ecad1267a18ab045541 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -908,6 +908,8 @@
         'browser/extensions/extension_infobar_module_constants.h',
         'browser/extensions/extension_input_api.cc',
         'browser/extensions/extension_input_api.h',
+        'browser/extensions/extension_input_ui_api.cc',
+        'browser/extensions/extension_input_ui_api.h',
         'browser/extensions/extension_install_dialog.h',
         'browser/extensions/extension_install_ui.cc',
         'browser/extensions/extension_install_ui.h',
@@ -3468,6 +3470,8 @@
         ['chromeos==0', {
           'sources/': [
             ['exclude', '^browser/chromeos'],
+            ['exclude', '^browser/extensions/extension_input_ui_api.cc'],
+            ['exclude', '^browser/extensions/extension_input_ui_api.h'],
             ['exclude', '^browser/ui/webui/chromeos'],
             ['exclude', '^browser/ui/webui/options/chromeos'],
             ['exclude', 'browser/extensions/extension_tts_api_chromeos.cc'],
@@ -3531,6 +3535,8 @@
           'sources/': [
             ['exclude', '^browser/chromeos/frame/dom_*'],
             ['exclude', '^browser/chromeos/login/dom_*'],
+            ['exclude', '^browser/extensions/extension_input_ui_api.cc'],
+            ['exclude', '^browser/extensions/extension_input_ui_api.h'],
             ['exclude', '^browser/webui/keyboard_ui.*'],
             ['exclude', '^browser/renderer_host/render_widget_host_view_views.*'],
             ['exclude', '^browser/ui/touch/*'],
@@ -4221,6 +4227,14 @@
                 ['exclude', '^browser/ui/views/select_file_dialog.cc'],
               ],
             }],
+            # Exclude extension_input_ui_api again
+            # (Required because of the '^browser/extensions/' include abrove)
+            ['OS=="linux" and ( touchui==0 or chomeos==0 )', {
+              'sources/': [
+                ['exclude', '^browser/extensions/extension_input_ui_api.cc'],
+                ['exclude', '^browser/extensions/extension_input_ui_api.h'],
+              ],
+            }],
             # GTK build only
             ['OS=="linux" and toolkit_views==0', {
               'sources/': [