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

chrome/browser/ui/gtk/html_dialog_gtk.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/html_dialog_gtk.h"
 
 #include <gtk/gtk.h>
 
 #include "base/property_bag.h"
 #include "base/utf_string_conversions.h"
@@ skipping 96 matching lines @@
     handlers->clear();
 }
 
 void HtmlDialogGtk::GetDialogSize(gfx::Size* size) const {
   if (delegate_)
     delegate_->GetDialogSize(size);
   else
     *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();
   else
     return std::string();
 }
 
 void HtmlDialogGtk::OnDialogClosed(const std::string& json_retval) {
   DCHECK(dialog_);
 
@@ skipping 111 matching lines @@
 
   tab_contents_container_.reset(new TabContentsContainerGtk(NULL));
   GtkWidget* content_area = gtk_dialog_get_content_area(GTK_DIALOG(dialog_));
   gtk_box_pack_start(GTK_BOX(content_area),
                      tab_contents_container_->widget(), TRUE, TRUE, 0);
 
   tab_contents_container_->SetTab(tab_.get());
 
   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_);
 
   return GTK_WINDOW(dialog_);
 }
 
 void HtmlDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
   OnDialogClosed(std::string());
 }