Revert of Moves code from chromeos/ime to ui/base/ime/chromeos.

chromeos/BUILD.gn

Index: chromeos/BUILD.gn
diff --git a/chromeos/BUILD.gn b/chromeos/BUILD.gn
index e6969e2f2d583e791701abcb4c9163dfccfec58f..33c47b15e77daf7962d7bceaccb58fdeb08aecba 100644
--- a/chromeos/BUILD.gn
+++ b/chromeos/BUILD.gn
@@ -39,6 +39,19 @@
   ]
   sources = gypi_values.chromeos_sources
   defines = [ "CHROMEOS_IMPLEMENTATION" ]
+  if (use_x11) {
+    configs += [ "//build/config/linux:x11" ]
+    deps += [ "//ui/gfx/x" ]
+    sources -= [
+      "ime/ime_keyboard_ozone.cc",
+      "ime/ime_keyboard_ozone.h",
+    ]
+  } else {
+    sources -= [
+      "ime/ime_keyboard_x11.cc",
+      "ime/ime_keyboard_x11.h",
+    ]
+  }
 }
 
 static_library("test_support") {
@@ -121,6 +134,8 @@
     "dbus/fake_shill_manager_client.h",
     "dbus/fake_update_engine_client.cc",
     "dbus/fake_update_engine_client.h",
+    "ime/fake_input_method_delegate.cc",
+    "ime/fake_input_method_delegate.h",
   ]
 }