Remove deprecated Ozone initialization functions.

ui/ozone/platform/wayland/ozone_platform_wayland.cc

 // Copyright 2016 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 "ui/ozone/platform/wayland/ozone_platform_wayland.h"
 
 #include "base/memory/ptr_util.h"
 #include "ui/base/ui_features.h"
 #include "ui/display/fake_display_delegate.h"
 #include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
@@ skipping 56 matching lines @@
     if (!window->Initialize())
       return nullptr;
     return std::move(window);
   }
 
   std::unique_ptr<display::NativeDisplayDelegate> CreateNativeDisplayDelegate()
       override {
     return base::MakeUnique<display::FakeDisplayDelegate>();
   }
 
-  void InitializeUI() override {
-    InitParams default_params;
-    InitializeUI(default_params);
-  }
-
   void InitializeUI(const InitParams& args) override {
     connection_.reset(new WaylandConnection);
     if (!connection_->Initialize())
       LOG(FATAL) << "Failed to initialize Wayland platform";
 
 #if BUILDFLAG(USE_XKBCOMMON)
     KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
         base::MakeUnique<WaylandXkbKeyboardLayoutEngine>(
             xkb_evdev_code_converter_));
 #else
     KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
         base::MakeUnique<StubKeyboardLayoutEngine>());
 #endif
 
     cursor_factory_.reset(new CursorFactoryOzone);
     overlay_manager_.reset(new StubOverlayManager);
     input_controller_ = CreateStubInputController();
     surface_factory_.reset(new WaylandSurfaceFactory(connection_.get()));
     gpu_platform_support_host_.reset(CreateStubGpuPlatformSupportHost());
   }
 
-  void InitializeGPU() override {
-    InitParams default_params;
-    InitializeGPU(default_params);
-  }
-
   void InitializeGPU(const InitParams& args) override {
     // TODO(fwang): args.single_process parameter should be checked here; make
     // sure callers pass in the proper value. Once it happens, the check whether
     // surface factory was set in the same process by a previous InitializeUI
     // call becomes unneeded.
     if (!surface_factory_) {
       // TODO(fwang): Separate processes can not share a Wayland connection
       // and so the current implementations of GLOzoneEGLWayland and
       // WaylandCanvasSurface may only work when UI and GPU live in the same
       // process. GetSurfaceFactoryOzone() must be non-null so a dummy instance
@@ skipping 18 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(OzonePlatformWayland);
 };
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformWayland() {
   return new OzonePlatformWayland;
 }
 
 }  // namespace ui