Adds IME switching private APIs.

BUG=372291
TEST=None

Review URL: https://codereview.chromium.org/305533002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@276570 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/extensions/browser/extension_function_histogram_value.h b/extensions/browser/extension_function_histogram_value.h
index 2efdc08..291fd10c 100644
--- a/extensions/browser/extension_function_histogram_value.h
+++ b/extensions/browser/extension_function_histogram_value.h
@@ -846,6 +846,9 @@
   MANAGEMENT_GENERATEAPPFORLINK,
   GUESTVIEWINTERNAL_ALLOCATEINSTANCEID,
   WEBVIEW_NAVIGATE,
+  INPUTMETHODPRIVATE_GETCURRENTINPUTMETHOD,
+  INPUTMETHODPRIVATE_SETCURRENTINPUTMETHOD,
+  INPUTMETHODPRIVATE_GETINPUTMETHODS,
   // Last entry: Add new entries above and ensure to update
   // tools/metrics/histograms/histograms/histograms.xml.
   ENUM_BOUNDARY