Update the menu offsets for the OSX and Win App Launchers.

ui/app_list/cocoa/apps_search_box_controller.mm

Index: ui/app_list/cocoa/apps_search_box_controller.mm
diff --git a/ui/app_list/cocoa/apps_search_box_controller.mm b/ui/app_list/cocoa/apps_search_box_controller.mm
index 24143cd270f2fba8cc672928c1d669997676a90a..4f02a20c56bab4b6dc0aae6751a71f07411535e5 100644
--- a/ui/app_list/cocoa/apps_search_box_controller.mm
+++ b/ui/app_list/cocoa/apps_search_box_controller.mm
@@ -30,8 +30,9 @@ const CGFloat kSearchIconDimension = 32;
 // Size of the menu button on the right.
 const CGFloat kMenuButtonDimension = 29;
 
-// Vertical offset that the menu should appear below the menu button.
-const CGFloat kMenuOffsetFromButton = 2;
+// Menu offset relative to the bottom-right corner of the menu button.
+const CGFloat kMenuYOffsetFromButton = -4;
+const CGFloat kMenuXOffsetFromButton = -7;
 
 }
 
@@ -392,8 +393,8 @@ void SearchBoxModelObserverBridge::TextChanged() {
   NSRect anchorRect = [menuButton convertRect:[menuButton bounds]
                                        toView:nil];
   NSPoint anchorPoint = [[menuButton window] convertBaseToScreen:NSMakePoint(
-      NSMaxX(anchorRect),
-      NSMinY(anchorRect) - kMenuOffsetFromButton)];
+      NSMaxX(anchorRect) + kMenuXOffsetFromButton,
+      NSMinY(anchorRect) - kMenuYOffsetFromButton)];
   NSRect confinementRect = [[menuButton window] frame];
   confinementRect.size = NSMakeSize(anchorPoint.x - NSMinX(confinementRect),
                                     anchorPoint.y - NSMinY(confinementRect));