Fix regression in dragging location bar right edge (Mac).

chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm

Index: chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm
diff --git a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm
index 118e94a4b76e89b32bae316754f5978796066043..2dbeda62922712d0dc17278a8163e59e49459943 100644
--- a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm
+++ b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm
@@ -888,6 +888,10 @@ void ToolbarActionsBarBridge::ShowExtensionMessageBubble(
       NSMakeRect(-iconWidth - 1, 0, iconWidth,
                  ToolbarActionsBar::IconHeight()) :
       NSRectFromCGRect(frameRect.ToCGRect());
+  // On Material Design, inset the items by the left padding.
+  if (ui::MaterialDesignController::IsModeMaterial()) {
+    frame.origin.x += toolbarActionsBar_->platform_settings().left_padding;
+  }
   // We need to flip the y coordinate for Cocoa's view system.
   frame.origin.y = NSHeight([containerView_ frame]) - NSMaxY(frame);
   return frame;