VR: Further split common code from Android-specific code.

chrome/browser/android/vr_shell/gl_browser_interface.h

 // Copyright 2017 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 CHROME_BROWSER_ANDROID_VR_SHELL_VR_BROWSER_INTERFACE_H_
-#define CHROME_BROWSER_ANDROID_VR_SHELL_VR_BROWSER_INTERFACE_H_
+#ifndef CHROME_BROWSER_ANDROID_VR_SHELL_GL_BROWSER_INTERFACE_H_
+#define CHROME_BROWSER_ANDROID_VR_SHELL_GL_BROWSER_INTERFACE_H_
 
 #include <memory>
 
 #include "base/android/jni_weak_ref.h"
-#include "base/bind.h"
-#include "base/memory/weak_ptr.h"
-#include "base/time/time.h"
 #include "chrome/browser/android/vr_shell/ui_interface.h"
-#include "chrome/browser/android/vr_shell/ui_unsupported_mode.h"
 #include "device/vr/android/gvr/gvr_gamepad_data_provider.h"
 #include "device/vr/vr_service.mojom.h"
 
 namespace blink {
 class WebInputEvent;
 }
 
 namespace vr_shell {
 
-// An interface for communication with Vr Browser. Many of the functions in this
-// interface are proxies to methods on VrShell.
-class VrBrowserInterface {
+// An interface for the GL thread to communicate with VrShell. Many of the
+// functions in this interface are proxies to methods on VrShell.
+class GlBrowserInterface {
  public:
-  virtual ~VrBrowserInterface() = default;
+  virtual ~GlBrowserInterface() = default;
 
   virtual void ContentSurfaceChanged(jobject surface) = 0;
   virtual void GvrDelegateReady() = 0;
   virtual void UpdateGamepadData(device::GvrGamepadData) = 0;
   virtual void AppButtonGesturePerformed(UiInterface::Direction direction) = 0;
   virtual void AppButtonClicked() = 0;
   virtual void ProcessContentGesture(
       std::unique_ptr<blink::WebInputEvent> event) = 0;
   virtual void ForceExitVr() = 0;
-  virtual void ExitPresent() = 0;
-  virtual void ExitFullscreen() = 0;
   virtual void RunVRDisplayInfoCallback(
       const base::Callback<void(device::mojom::VRDisplayInfoPtr)>& callback,
       device::mojom::VRDisplayInfoPtr* info) = 0;
   virtual void OnContentPaused(bool enabled) = 0;
-  virtual void NavigateBack() = 0;
-  virtual void ExitCct() = 0;
   virtual void ToggleCardboardGamepad(bool enabled) = 0;
-  virtual void OnUnsupportedMode(UiUnsupportedMode mode) = 0;
 };
 
 }  // namespace vr_shell
 
-#endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_BROWSER_INTERFACE_H_
+#endif  // CHROME_BROWSER_ANDROID_VR_SHELL_GL_BROWSER_INTERFACE_H_