WebUI TaskManager: Add method to set minimum window size on HTMLDialog.

chrome/browser/ui/gtk/html_dialog_gtk.cc

Index: chrome/browser/ui/gtk/html_dialog_gtk.cc
diff --git a/chrome/browser/ui/gtk/html_dialog_gtk.cc b/chrome/browser/ui/gtk/html_dialog_gtk.cc
index 4fa270ff9d89bf99b865d31ac028e3bb2def5da1..f9e3b619394300537b0ea4b740b7f09123be403c 100644
--- a/chrome/browser/ui/gtk/html_dialog_gtk.cc
+++ b/chrome/browser/ui/gtk/html_dialog_gtk.cc
@@ -114,6 +114,13 @@ void HtmlDialogGtk::GetDialogSize(gfx::Size* size) const {
     *size = gfx::Size();
 }
 
+void HtmlDialogGtk::GetMinimumDialogSize(gfx::Size* size) const {
+  if (delegate_)
+    delegate_->GetMinimumDialogSize(size);
+  else
+    *size = gfx::Size();
+}
+
 std::string HtmlDialogGtk::GetDialogArgs() const {
   if (delegate_)
     return delegate_->GetDialogArgs();
@@ -245,10 +252,18 @@ gfx::NativeWindow HtmlDialogGtk::InitDialog() {
 
   gfx::Size dialog_size;
   delegate_->GetDialogSize(&dialog_size);
-
-  gtk_widget_set_size_request(GTK_WIDGET(tab_contents_container_->widget()),
-                              dialog_size.width(),
-                              dialog_size.height());
+  if (!dialog_size.IsEmpty()) {
+    gtk_window_set_default_size(GTK_WINDOW(dialog_),
+                                dialog_size.width(),
+                                dialog_size.height());
+  }
+  gfx::Size minimum_dialog_size;
+  delegate_->GetMinimumDialogSize(&minimum_dialog_size);
+  if (!minimum_dialog_size.IsEmpty()) {
+    gtk_widget_set_size_request(GTK_WIDGET(tab_contents_container_->widget()),
+                                minimum_dialog_size.width(),
+                                minimum_dialog_size.height());
+  }
 
   gtk_widget_show_all(dialog_);