Use relative bounding boxes throughout Chrome accessibility

content/browser/accessibility/browser_accessibility_android.cc

Index: content/browser/accessibility/browser_accessibility_android.cc
diff --git a/content/browser/accessibility/browser_accessibility_android.cc b/content/browser/accessibility/browser_accessibility_android.cc
index c509b05feedf4293f6d77dde3541aa97ae8254d1..abe3a0164383e834b154b5fef928a17cb81e6355 100644
--- a/content/browser/accessibility/browser_accessibility_android.cc
+++ b/content/browser/accessibility/browser_accessibility_android.cc
@@ -972,18 +972,18 @@ bool BrowserAccessibilityAndroid::Scroll(int direction) const {
     // If this is a web area inside of an iframe, try to use the bounds of
     // the containing element.
     BrowserAccessibility* parent = GetParent();
-    while (parent && (parent->GetLocation().width() == 0 ||
-                      parent->GetLocation().height() == 0)) {
+    while (parent && (parent->GetPageBoundsRect().width() == 0 ||
+                      parent->GetPageBoundsRect().height() == 0)) {
       parent = parent->GetParent();
     }
     if (parent)
-      bounds = parent->GetLocation();
+      bounds = parent->GetPageBoundsRect();
     else
-      bounds = GetLocation();
+      bounds = GetPageBoundsRect();
   } else {
     // Otherwise this is something like a scrollable div, just use the
     // bounds of this object itself.
-    bounds = GetLocation();
+    bounds = GetPageBoundsRect();
   }
 
   // Scroll by 80% of one page.
@@ -1249,7 +1249,7 @@ void BrowserAccessibilityAndroid::GetLineBoundaries(
       CHECK_EQ(ui::AX_ROLE_INLINE_TEXT_BOX, child->GetRole());
       // TODO(dmazzoni): replace this with a proper API to determine
       // if two inline text boxes are on the same line. http://crbug.com/421771
-      int y = child->GetLocation().y();
+      int y = child->GetPageBoundsRect().y();
       if (i == 0) {
         line_starts->push_back(offset);
       } else if (y != last_y) {