mac: Prepare most test code for -Wunused-functions too.

content/common/input/input_param_traits_unittest.cc

 // Copyright 2013 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.
 
 #include "content/common/input/input_param_traits.h"
 
 #include "content/common/input/input_event.h"
 #include "content/common/input_messages.h"
 #include "ipc/ipc_message.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 
 namespace content {
 namespace {
 
 typedef ScopedVector<InputEvent> InputEvents;
 
-void AddTo(InputEvents& events, const blink::WebInputEvent& event) {
-  events.push_back(new InputEvent(event, ui::LatencyInfo(), false));
-}
-
 class InputParamTraitsTest : public testing::Test {
  protected:
   static void Compare(const InputEvent* a, const InputEvent* b) {
     EXPECT_EQ(!!a->web_event, !!b->web_event);
     if (a->web_event && b->web_event) {
       const size_t a_size = a->web_event->size;
       ASSERT_EQ(a_size, b->web_event->size);
       EXPECT_EQ(0, memcmp(a->web_event.get(), b->web_event.get(), a_size));
     }
     EXPECT_EQ(a->latency_info.latency_components.size(),
@@ skipping 139 matching lines @@
   ASSERT_EQ(SyntheticGestureParams::SMOOTH_SCROLL_GESTURE,
             gesture_params->GetGestureType());
   SyntheticGesturePacket packet_in;
   packet_in.set_gesture_params(gesture_params.PassAs<SyntheticGestureParams>());
 
   Verify(packet_in);
 }
 
 }  // namespace
 }  // namespace content