Use 8dp corners for browser actions in MD refresh

Extends 8dp corners to ToolbarActionView which was missed in a previous
change. This makes them consistent with other toolbar buttons.

Bug: chromium:822069
Change-Id: Id894664ec698504e3ff997c1b12691821ab1062e
Reviewed-on: https://chromium-review.googlesource.com/1015286
Commit-Queue: Peter Boström <pbos@chromium.org>
Reviewed-by: Bret Sepulveda <bsep@chromium.org>
Cr-Commit-Position: refs/heads/master@{#551523}

chrome/browser/ui/views/toolbar/toolbar_action_view.cc

@@ -15,6 +15,7 @@
 #include "chrome/browser/ui/toolbar/toolbar_action_view_controller.h"
 #include "chrome/browser/ui/toolbar/toolbar_actions_bar.h"
 #include "chrome/browser/ui/view_ids.h"
+#include "chrome/browser/ui/views/harmony/chrome_layout_provider.h"
 #include "chrome/browser/ui/views/toolbar/toolbar_ink_drop_util.h"
 #include "content/public/browser/notification_source.h"
 #include "ui/accessibility/ax_node_data.h"
@@ -76,6 +77,12 @@ ToolbarActionView::ToolbarActionView(
   if (ui::MaterialDesignController::IsTouchOptimizedUiEnabled())
     set_ink_drop_visible_opacity(kTouchToolbarInkDropVisibleOpacity);
 
+  if (ui::MaterialDesignController::IsNewerMaterialUi()) {
+    const int radii =
+        ChromeLayoutProvider::Get()->GetCornerRadiusMetric(EMPHASIS_MEDIUM);
+    set_ink_drop_corner_radii(radii, radii);
+  }
+
   UpdateState();
 }