Make MockTextInputClient inherit from ui::DummyTextInputClient.

blimp/engine/BUILD.gn

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/chrome_build.gni")
 import("//build/config/features.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/ui.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//tools/grit/repack.gni")
@@ skipping 428 matching lines @@
     "//blimp/common/proto",
     "//blimp/engine:app_settings",
     "//blimp/net",
     "//blimp/net:test_support",
     "//content/public/browser",
     "//net",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/public:blink_headers",
-    "//ui/base/ime",
+    "//ui/base:test_support",
   ]
 }
 
 source_set("unit_tests") {
   testonly = true
 
   deps = [
     ":app_unit_tests",
     ":common_unit_tests",
     ":feature_unit_tests",
@@ skipping 141 matching lines @@
       # Include symupload target here as it is needed by the buildbots to upload
       # the symbol file created by dump_syms.
       deps = [
         ":blimp_engine_app",
         "//breakpad:symupload",
         dump_syms_label,
       ]
     }
   }
 }