Allow dragging and dropping of URLs to any portion of the toolbar view....

chrome/browser/ui/views/toolbar_view.cc

Index: chrome/browser/ui/views/toolbar_view.cc
===================================================================
--- chrome/browser/ui/views/toolbar_view.cc	(revision 74816)
+++ chrome/browser/ui/views/toolbar_view.cc	(working copy)
@@ -612,6 +612,34 @@
     canvas->FillRectInt(SK_ColorBLACK, 0, height() - 1, width(), 1);
 }
 
+// Note this method is ignored on Windows, but needs to be implemented for
+// linux, where it is called before CanDrop().
+bool ToolbarView::GetDropFormats(
+    int* formats,
+    std::set<OSExchangeData::CustomFormat>* custom_formats) {
+  *formats = ui::OSExchangeData::URL | ui::OSExchangeData::STRING;
+  return true;
+}
+
+bool ToolbarView::CanDrop(const ui::OSExchangeData& data) {
+  // To support loading URLs by dropping into the toolbar, we need to support
+  // dropping URLs and/or text.
+  return data.HasURL() || data.HasString();
+}
+
+int ToolbarView::OnDragUpdated(const views::DropTargetEvent& event) {
+  if (event.source_operations() & ui::DragDropTypes::DRAG_COPY) {
+    return ui::DragDropTypes::DRAG_COPY;
+  } else if (event.source_operations() & ui::DragDropTypes::DRAG_LINK) {
+    return ui::DragDropTypes::DRAG_LINK;
+  }
+  return ui::DragDropTypes::DRAG_NONE;
+}
+
+int ToolbarView::OnPerformDrop(const views::DropTargetEvent& event) {
+  return location_bar_->location_entry()->OnPerformDrop(event);
+}
+
 void ToolbarView::OnThemeChanged() {
   LoadImages();
 }