Rename VisualViewport properties to match updated spec

tools/metrics/histograms/enums.xml

Index: tools/metrics/histograms/enums.xml
diff --git a/tools/metrics/histograms/enums.xml b/tools/metrics/histograms/enums.xml
index 8410462ca637c6920829fc8f9b56ea2d2307bf4b..40a4110a2750fdfc718e1dfddaffee1de885d21c 100644
--- a/tools/metrics/histograms/enums.xml
+++ b/tools/metrics/histograms/enums.xml
@@ -14454,12 +14454,12 @@ uploading your change for review.  These are checked by presubmit scripts.
   <int value="1455" label="SVGSMILBeginOrEndEventValue"/>
   <int value="1456" label="SVGSMILBeginOrEndSyncbaseValue"/>
   <int value="1457" label="SVGSMILElementInsertedAfterLoad"/>
-  <int value="1458" label="V8VisualViewport_ScrollLeft_AttributeGetter"/>
-  <int value="1459" label="V8VisualViewport_ScrollTop_AttributeGetter"/>
-  <int value="1460" label="V8VisualViewport_PageX_AttributeGetter"/>
-  <int value="1461" label="V8VisualViewport_PageY_AttributeGetter"/>
-  <int value="1462" label="V8VisualViewport_ClientWidth_AttributeGetter"/>
-  <int value="1463" label="V8VisualViewport_ClientHeight_AttributeGetter"/>
+  <int value="1458" label="V8VisualViewport_OffsetLeft_AttributeGetter"/>
+  <int value="1459" label="V8VisualViewport_OffsetTop_AttributeGetter"/>
+  <int value="1460" label="V8VisualViewport_PageLeft_AttributeGetter"/>
+  <int value="1461" label="V8VisualViewport_PageTop_AttributeGetter"/>
+  <int value="1462" label="V8VisualViewport_Width_AttributeGetter"/>
+  <int value="1463" label="V8VisualViewport_Height_AttributeGetter"/>
   <int value="1464" label="V8VisualViewport_Scale_AttributeGetter"/>
   <int value="1465" label="VisualViewportScrollFired"/>
   <int value="1466" label="VisualViewportResizeFired"/>