Migrate *-ime-thread switches to feature API

content/public/common/content_features.cc

Index: content/public/common/content_features.cc
diff --git a/content/public/common/content_features.cc b/content/public/common/content_features.cc
index 4ee7eff8ef91c27b82f5be1a97926874a2bbc13e..3b0cf97e280b2aa44e5f9cc3650c3915d11b45a5 100644
--- a/content/public/common/content_features.cc
+++ b/content/public/common/content_features.cc
@@ -28,6 +28,13 @@ const base::Feature kDownloadResumption{"DownloadResumption",
 const base::Feature kExperimentalFramework{"ExperimentalFramework",
                                            base::FEATURE_ENABLED_BY_DEFAULT};
 
+#if defined(OS_ANDROID)
+// Use IME's own thread instead of using main UI thread. It also means that

[Ted C, 2016/03/08 21:49:43]

and this should move down too

[Changwan Ryu, 2016/03/09 01:43:56]

Done.

+// we will not use replica editor and do a round trip to renderer to synchronize
+// with Blink data.
+const base::Feature kImeThread{"ImeThread", base::FEATURE_DISABLED_BY_DEFAULT};
+#endif
+
 // Non-validating reload on reload-to-refresh-content (e.g. pull-to-refresh).
 // See https://crbug.com/558829
 const base::Feature kNonValidatingReloadOnRefreshContent{