Give request-to-act badges a grey background, and increase spacing to make it fit.

chrome/browser/ui/gtk/location_bar_view_gtk.cc

Index: chrome/browser/ui/gtk/location_bar_view_gtk.cc
diff --git a/chrome/browser/ui/gtk/location_bar_view_gtk.cc b/chrome/browser/ui/gtk/location_bar_view_gtk.cc
index 8f86c171c5db5ad9acf02723a626c2dbab64c3a9..318a59a76d4742081d0090e4259d57bd0743486e 100644
--- a/chrome/browser/ui/gtk/location_bar_view_gtk.cc
+++ b/chrome/browser/ui/gtk/location_bar_view_gtk.cc
@@ -122,9 +122,7 @@ const int kHboxBorder = 2;
 
 // Padding between the elements in the bar.
 const int kInnerPadding = 2;
-
-// Padding between the right of the star and the edge of the URL entry.
-const int kStarRightPadding = 2;
+const int kScriptBadgeInnerPadding = 9;
 
 // Colors used to draw the EV certificate rounded bubble.
 const GdkColor kEvSecureTextColor = GDK_COLOR_RGB(0x07, 0x95, 0x00);
@@ -164,6 +162,11 @@ const GdkColor kGrayBorderColor = GDK_COLOR_RGB(0xa0, 0xa0, 0xa0);
 const GdkColor kTopColorGray = GDK_COLOR_RGB(0xe5, 0xe5, 0xe5);
 const GdkColor kBottomColorGray = GDK_COLOR_RGB(0xd0, 0xd0, 0xd0);
 
+inline int InnerPadding() {
+  return extensions::switch_utils::AreScriptBadgesEnabled() ?
+      kScriptBadgeInnerPadding : kInnerPadding;
+}
+
 // If widget is visible, increment the int pointed to by count.
 // Suitible for use with gtk_container_foreach.
 void CountVisibleWidgets(GtkWidget* widget, gpointer count) {
@@ -439,7 +442,7 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
   theme_service_ = GtkThemeService::GetFrom(profile);
 
   // Create the widget first, so we can pass it to the OmniboxViewGtk.
-  hbox_.Own(gtk_hbox_new(FALSE, kInnerPadding));
+  hbox_.Own(gtk_hbox_new(FALSE, InnerPadding()));
   gtk_container_set_border_width(GTK_CONTAINER(hbox_.get()), kHboxBorder);
   // We will paint for the alignment, to paint the background and border.
   gtk_widget_set_app_paintable(hbox_.get(), TRUE);
@@ -460,7 +463,7 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
   // Put |tab_to_search_box_|, |location_entry_|, and |tab_to_search_hint_| into
   // a sub hbox, so that we can make this part horizontally shrinkable without
   // affecting other elements in the location bar.
-  entry_box_ = gtk_hbox_new(FALSE, kInnerPadding);
+  entry_box_ = gtk_hbox_new(FALSE, InnerPadding());
   gtk_widget_show(entry_box_);
   gtk_widget_set_size_request(entry_box_, 0, -1);
   gtk_box_pack_start(GTK_BOX(hbox_.get()), entry_box_, TRUE, TRUE, 0);
@@ -553,7 +556,7 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
     GtkWidget* alignment = gtk_alignment_new(0, 0, 1, 1);
     gtk_alignment_set_padding(GTK_ALIGNMENT(alignment),
                               0, kMagicActionBoxYOffset,
-                              0, kInnerPadding);
+                              0, InnerPadding());
     gtk_container_add(GTK_CONTAINER(alignment), action_box_button_->widget());
 
     gtk_box_pack_end(GTK_BOX(hbox_.get()), alignment,
@@ -569,7 +572,7 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
   CreateZoomButton();
   gtk_box_pack_end(GTK_BOX(hbox_.get()), zoom_.get(), FALSE, FALSE, 0);
 
-  content_setting_hbox_.Own(gtk_hbox_new(FALSE, kInnerPadding + 1));
+  content_setting_hbox_.Own(gtk_hbox_new(FALSE, InnerPadding() + 1));
   gtk_widget_set_name(content_setting_hbox_.get(),
                       "chrome-content-setting-hbox");
   gtk_box_pack_end(GTK_BOX(hbox_.get()), content_setting_hbox_.get(),
@@ -584,13 +587,13 @@ void LocationBarViewGtk::Init(bool popup_window_mode) {
                      content_setting_view->widget(), FALSE, FALSE, 0);
   }
 
-  page_action_hbox_.Own(gtk_hbox_new(FALSE, kInnerPadding));
+  page_action_hbox_.Own(gtk_hbox_new(FALSE, InnerPadding()));
   gtk_widget_set_name(page_action_hbox_.get(),
                       "chrome-page-action-hbox");
   gtk_box_pack_end(GTK_BOX(hbox_.get()), page_action_hbox_.get(),
                    FALSE, FALSE, 0);
 
-  web_intents_hbox_.Own(gtk_hbox_new(FALSE, kInnerPadding));
+  web_intents_hbox_.Own(gtk_hbox_new(FALSE, InnerPadding()));
   gtk_widget_set_name(web_intents_hbox_.get(),
                       "chrome-web-intents-hbox");
   gtk_box_pack_end(GTK_BOX(hbox_.get()), web_intents_hbox_.get(),
@@ -809,7 +812,7 @@ GtkWidget* LocationBarViewGtk::CreateIconButton(
 
   GtkWidget* alignment = gtk_alignment_new(0, 0, 1, 1);
   gtk_alignment_set_padding(GTK_ALIGNMENT(alignment), 0, 0,
-                            0, kInnerPadding);
+                            0, InnerPadding());
   gtk_container_add(GTK_CONTAINER(alignment), *image);
 
   GtkWidget* result = gtk_event_box_new();
@@ -989,6 +992,7 @@ void LocationBarViewGtk::UpdatePageActions() {
       page_action_views_[i]->UpdateVisibility(
           toolbar_model_->input_in_progress() ? NULL : contents, url);
     }
+    gtk_widget_queue_draw(hbox_.get());
   }
 
   // If there are no visible page actions, hide the hbox too, so that it does
@@ -1185,6 +1189,39 @@ gboolean LocationBarViewGtk::HandleExpose(GtkWidget* widget,
     background.RenderToWidget(widget);
   }
 
+  // Draw ExtensionAction backgrounds and borders, if necessary.  The borders
+  // appear exactly between the elements, so they can't draw the borders
+  // themselves.
+  gfx::CanvasSkiaPaint canvas(event, /*opaque=*/false);
+  for (ScopedVector<PageActionViewGtk>::const_iterator
+           page_action_view = page_action_views_.begin();
+       page_action_view != page_action_views_.end();
+       ++page_action_view) {
+    if ((*page_action_view)->IsVisible()) {
+      // Figure out where the page action is drawn so we can draw
+      // borders to its left and right.
+      GtkAllocation allocation;
+      gtk_widget_get_allocation((*page_action_view)->widget(), &allocation);
+      ExtensionAction* action = (*page_action_view)->page_action();
+      gfx::Rect bounds(allocation);
+      // Make the bounding rectangle include the whole vertical range of the
+      // location bar, and the mid-point pixels between adjacent page actions.
+      //
+      // For odd InnerPadding()s, "InnerPadding() + 1" includes the mid-point
+      // between two page actions in the bounding rectangle.  For even paddings,
+      // the +1 is dropped, which is right since there is no pixel at the
+      // mid-point.
+      bounds.Inset(-(InnerPadding() + 1) / 2,
+                   theme_service_->UsingNativeTheme() ? -1 : 0);
+      location_bar_util::PaintExtensionActionBackground(
+          *action, SessionID::IdForTab(GetWebContents()),
+          &canvas, bounds,
+          theme_service_->get_location_bar_text_color(),
+          theme_service_->get_location_bar_bg_color());
+    }
+  }
+  // Destroying |canvas| draws the background.
+
   return FALSE;  // Continue propagating the expose.
 }
 
@@ -1588,7 +1625,7 @@ bool LocationBarViewGtk::ShouldOnlyShowLocation() {
 
 void LocationBarViewGtk::AdjustChildrenVisibility() {
   int text_width = location_entry_->TextWidth();
-  int available_width = entry_box_width_ - text_width - kInnerPadding;
+  int available_width = entry_box_width_ - text_width - InnerPadding();
 
   // Only one of |tab_to_search_alignment_| and |tab_to_search_hint_| can be
   // visible at the same time.
@@ -1616,7 +1653,7 @@ void LocationBarViewGtk::AdjustChildrenVisibility() {
       full_box_width = partial_box_width + full_partial_width_diff;
     }
 
-    if (partial_box_width >= entry_box_width_ - kInnerPadding) {
+    if (partial_box_width >= entry_box_width_ - InnerPadding()) {
       gtk_widget_hide(tab_to_search_alignment_);
     } else if (full_box_width >= available_width) {
       gtk_widget_hide(tab_to_search_full_label_);
@@ -1634,7 +1671,7 @@ void LocationBarViewGtk::AdjustChildrenVisibility() {
     gtk_widget_size_request(tab_to_search_hint_trailing_label_, &trailing);
     int full_width = leading.width + icon.width + trailing.width;
 
-    if (icon.width >= entry_box_width_ - kInnerPadding) {
+    if (icon.width >= entry_box_width_ - InnerPadding()) {
       gtk_widget_hide(tab_to_search_hint_);
     } else if (full_width >= available_width) {
       gtk_widget_hide(tab_to_search_hint_leading_label_);
@@ -1655,7 +1692,7 @@ LocationBarViewGtk::PageToolViewGtk::PageToolViewGtk(
     const LocationBarViewGtk* parent)
     : alignment_(gtk_alignment_new(0, 0, 1, 1)),
       event_box_(gtk_event_box_new()),
-      hbox_(gtk_hbox_new(FALSE, kInnerPadding)),
+      hbox_(gtk_hbox_new(FALSE, InnerPadding())),
       image_(gtk_image_new()),
       label_(gtk_label_new(NULL)),
       parent_(parent),