VR: Rename ContentRectangle to UiElement

chrome/browser/android/vr_shell/vr_shell_gl.h

Index: chrome/browser/android/vr_shell/vr_shell_gl.h
diff --git a/chrome/browser/android/vr_shell/vr_shell_gl.h b/chrome/browser/android/vr_shell/vr_shell_gl.h
index 97dbddf8c1f6ab5be762a486c2a0b7f2eab76d91..eefc59ec2ce541b63da1a97d474a32e90fd0c82f 100644
--- a/chrome/browser/android/vr_shell/vr_shell_gl.h
+++ b/chrome/browser/android/vr_shell/vr_shell_gl.h
@@ -49,7 +49,7 @@ class UiScene;
 class VrController;
 class VrShell;
 class VrShellRenderer;
-struct ContentRectangle;
+struct UiElement;
 
 struct WebVrBounds {
   WebVrBounds(const gfx::RectF& left,
@@ -120,15 +120,15 @@ class VrShellGl : public device::mojom::VRVSyncProvider {
   void DrawWorldElements(const vr::Mat4f& head_pose);
   void DrawHeadLockedElements();
   void DrawUiView(const vr::Mat4f& head_pose,
-                  const std::vector<const ContentRectangle*>& elements,
+                  const std::vector<const UiElement*>& elements,
                   const gfx::Size& render_size,
                   int viewport_offset,
                   bool draw_cursor);
   void DrawElements(const vr::Mat4f& view_proj_matrix,
-                    const std::vector<const ContentRectangle*>& elements);
-  std::vector<const ContentRectangle*> GetElementsInDrawOrder(
+                    const std::vector<const UiElement*>& elements);
+  std::vector<const UiElement*> GetElementsInDrawOrder(
       const vr::Mat4f& view_matrix,
-      const std::vector<const ContentRectangle*>& elements);
+      const std::vector<const UiElement*>& elements);
   void DrawCursor(const vr::Mat4f& render_matrix);
   void DrawController(const vr::Mat4f& view_proj_matrix);
   bool ShouldDrawWebVr();
@@ -202,7 +202,7 @@ class VrShellGl : public device::mojom::VRVSyncProvider {
   vr::Quatf controller_quat_;
 
   gfx::Point3F target_point_;
-  const ContentRectangle* target_element_ = nullptr;
+  const UiElement* target_element_ = nullptr;
   InputTarget current_input_target_ = InputTarget::NONE;
   InputTarget current_scroll_target = InputTarget::NONE;
   int ui_tex_css_width_ = 0;