Revert of android: Introduce a ui::PlatformWindow implementation for android.

components/view_manager/native_viewport/platform_viewport_android.h

+// 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.
+
+#ifndef COMPONENTS_VIEW_MANAGER_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_ANDROID_H_
+#define COMPONENTS_VIEW_MANAGER_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_ANDROID_H_
+
+#include "base/android/jni_weak_ref.h"
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "components/view_manager/native_viewport/platform_viewport.h"
+#include "ui/events/event_constants.h"
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/sequential_id_generator.h"
+
+namespace gpu {
+class GLInProcessContext;
+}
+
+struct ANativeWindow;
+
+namespace native_viewport {
+
+class PlatformViewportAndroid : public PlatformViewport {
+ public:
+  static bool Register(JNIEnv* env);
+
+  explicit PlatformViewportAndroid(Delegate* delegate);
+  ~PlatformViewportAndroid() override;
+
+  void Destroy(JNIEnv* env, jobject obj);
+  void SurfaceCreated(JNIEnv* env,
+                      jobject obj,
+                      jobject jsurface,
+                      float device_pixel_ratio);
+  void SurfaceDestroyed(JNIEnv* env, jobject obj);
+  void SurfaceSetSize(JNIEnv* env,
+                      jobject obj,
+                      jint width,
+                      jint height,
+                      jfloat density);
+  bool TouchEvent(JNIEnv* env,
+                  jobject obj,
+                  jlong time_ms,
+                  jint masked_action,
+                  jint pointer_id,
+                  jfloat x,
+                  jfloat y,
+                  jfloat pressure,
+                  jfloat touch_major,
+                  jfloat touch_minor,
+                  jfloat orientation,
+                  jfloat h_wheel,
+                  jfloat v_wheel);
+  bool KeyEvent(JNIEnv* env,
+                jobject obj,
+                bool pressed,
+                jint key_code,
+                jint unicode_character);
+
+ private:
+  // Overridden from PlatformViewport:
+  void Init(const gfx::Rect& bounds) override;
+  void Show() override;
+  void Hide() override;
+  void Close() override;
+  gfx::Size GetSize() override;
+  void SetBounds(const gfx::Rect& bounds) override;
+
+  void ReleaseWindow();
+
+  Delegate* const delegate_;
+  JavaObjectWeakGlobalRef java_platform_viewport_android_;
+  ANativeWindow* window_;
+  ui::SequentialIDGenerator id_generator_;
+
+  gfx::Size size_;
+
+  base::WeakPtrFactory<PlatformViewportAndroid> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(PlatformViewportAndroid);
+};
+
+}  // namespace native_viewport
+
+#endif  // COMPONENTS_VIEW_MANAGER_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_ANDROID_H_