Fix confusing naming re physical/dip bounds in vr_shell.cc

chrome/browser/android/vr_shell/vr_shell.h

 // 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.
 
 #ifndef CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_H_
 #define CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_H_
 
 #include <jni.h>
 
 #include <memory>
@@ skipping 93 matching lines @@
                                 const gvr::Rectf& right_bounds) override;
   gvr::GvrApi* gvr_api() override;
   void SetGvrPoseForWebVr(const gvr::Mat4f& pose, uint32_t pose_num) override;
   void SetWebVRRenderSurfaceSize(int width, int height) override;
   gvr::Sizei GetWebVRCompositorSurfaceSize() override;
 
   void SurfacesChanged(jobject content_surface, jobject ui_surface);
   void GvrDelegateReady();
   void AppButtonPressed();
 
-  void ContentBoundsChanged(
+  void ContentPhysicalBoundsChanged(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& object,
       jint width, jint height, jfloat dpr);
 
-  void UIBoundsChanged(
+  void UIPhysicalBoundsChanged(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& object,
       jint width, jint height, jfloat dpr);
 
   void UpdateScene(const base::ListValue* args);
 
   // Perform a UI action triggered by the javascript API.
   void DoUiAction(const UiAction action);
 
   void SetContentCssSize(float width, float height, float dpr);
@@ skipping 37 matching lines @@
   base::WeakPtrFactory<VrShell> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VrShell);
 };
 
 bool RegisterVrShell(JNIEnv* env);
 
 }  // namespace vr_shell
 
 #endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_H_