Remove deprecated Ozone initialization functions.

ui/ozone/platform/headless/ozone_platform_headless.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 "ui/ozone/platform/headless/ozone_platform_headless.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ skipping 59 matching lines @@
       PlatformWindowDelegate* delegate,
       const gfx::Rect& bounds) override {
     return base::WrapUnique<PlatformWindow>(
         new HeadlessWindow(delegate, window_manager_.get(), bounds));
   }
   std::unique_ptr<display::NativeDisplayDelegate> CreateNativeDisplayDelegate()
       override {
     return base::MakeUnique<display::FakeDisplayDelegate>();
   }
 
-  void InitializeUI() override {
+  void InitializeUI(const InitParams& params) override {
     window_manager_.reset(new HeadlessWindowManager(file_path_));
     window_manager_->Initialize();
     surface_factory_.reset(new HeadlessSurfaceFactory(window_manager_.get()));
     // This unbreaks tests that create their own.
     if (!PlatformEventSource::GetInstance())
       platform_event_source_.reset(new HeadlessPlatformEventSource);
     KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
         base::MakeUnique<StubKeyboardLayoutEngine>());
 
     overlay_manager_.reset(new StubOverlayManager());
     input_controller_ = CreateStubInputController();
     cursor_factory_ozone_.reset(new BitmapCursorFactoryOzone);
     gpu_platform_support_host_.reset(CreateStubGpuPlatformSupportHost());
   }
 
-  void InitializeGPU() override {
+  void InitializeGPU(const InitParams& params) override {
     if (!surface_factory_)
       surface_factory_.reset(new HeadlessSurfaceFactory());
   }
 
  private:
   std::unique_ptr<HeadlessWindowManager> window_manager_;
   std::unique_ptr<HeadlessSurfaceFactory> surface_factory_;
   std::unique_ptr<PlatformEventSource> platform_event_source_;
   std::unique_ptr<CursorFactoryOzone> cursor_factory_ozone_;
   std::unique_ptr<InputController> input_controller_;
   std::unique_ptr<GpuPlatformSupportHost> gpu_platform_support_host_;
   std::unique_ptr<OverlayManagerOzone> overlay_manager_;
   base::FilePath file_path_;
 
   DISALLOW_COPY_AND_ASSIGN(OzonePlatformHeadless);
 };
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformHeadless() {
   base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
   base::FilePath location;
   if (cmd->HasSwitch(switches::kOzoneDumpFile))
     location = cmd->GetSwitchValuePath(switches::kOzoneDumpFile);
   return new OzonePlatformHeadless(location);
 }
 
 }  // namespace ui