Revert "Fix a ton of compiler warnings."

chrome/browser/autocomplete/autocomplete_popup_view_gtk.cc

 // Copyright (c) 2009 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/autocomplete/autocomplete_popup_view_gtk.h"
 
 #include <gtk/gtk.h>
 
 #include <algorithm>
 
@@ skipping 346 matching lines @@
   const GURL url(match.destination_url);
   std::wstring keyword;
   const bool is_keyword_hint = model_->GetKeywordForMatch(match, &keyword);
   edit_view_->OpenURL(url, disposition, match.transition, GURL(), line,
                       is_keyword_hint ? std::wstring() : keyword);
 }
 
 gboolean AutocompletePopupViewGtk::HandleMotion(GtkWidget* widget,
                                                 GdkEventMotion* event) {
   // TODO(deanm): Windows has a bunch of complicated logic here.
-  size_t line = LineFromY(static_cast<int>(event->y));
+  size_t line = LineFromY(event->y);
   // There is both a hovered and selected line, hovered just means your mouse
   // is over it, but selected is what's showing in the location edit.
   model_->SetHoveredLine(line);
   // Select the line if the user has the left mouse button down.
   if (event->state & GDK_BUTTON1_MASK)
     model_->SetSelectedLine(line, false);
   return TRUE;
 }
 
 gboolean AutocompletePopupViewGtk::HandleButtonPress(GtkWidget* widget,
                                                      GdkEventButton* event) {
   // Very similar to HandleMotion.
-  size_t line = LineFromY(static_cast<int>(event->y));
+  size_t line = LineFromY(event->y);
   model_->SetHoveredLine(line);
   if (event->button == 1)
     model_->SetSelectedLine(line, false);
   return TRUE;
 }
 
 gboolean AutocompletePopupViewGtk::HandleButtonRelease(GtkWidget* widget,
                                                        GdkEventButton* event) {
-  size_t line = LineFromY(static_cast<int>(event->y));
+  size_t line = LineFromY(event->y);
   switch (event->button) {
     case 1:  // Left click.
       AcceptLine(line, CURRENT_TAB);
       break;
     case 2:  // Middle click.
       AcceptLine(line, NEW_BACKGROUND_TAB);
       break;
     default:
       // Don't open the result.
       break;
@@ skipping 58 matching lines @@
     // Draw the icon for this result.
     DrawFullPixbuf(drawable, gc, IconForMatch(match, is_selected),
                    icon_start_x, line_rect.y() + kIconTopPadding);
 
     // Draw the results text vertically centered in the results space.
     // First draw the contents / url, but don't let it take up the whole width
     // if there is also a description to be shown.
     bool has_description = !match.description.empty();
     int text_width = window_rect.width() - (kIconAreaWidth + kRightPadding);
     int allocated_content_width = has_description ?
-        static_cast<int>(text_width * kContentWidthPercentage) : text_width;
+        text_width * kContentWidthPercentage : text_width;
     pango_layout_set_width(layout_, allocated_content_width * PANGO_SCALE);
 
     // Note: We force to URL to LTR for all text directions.
     SetupLayoutForMatch(layout_, match.contents, match.contents_class,
                         &kContentTextColor, std::string());
 
     int actual_content_width, actual_content_height;
     pango_layout_get_size(layout_,
         &actual_content_width, &actual_content_height);
     actual_content_width /= PANGO_SCALE;
@@ skipping 33 matching lines @@
 // static
 AutocompletePopupView* AutocompletePopupView::CreatePopupView(
     const gfx::Font& font,
     AutocompleteEditView* edit_view,
     AutocompleteEditModel* edit_model,
     Profile* profile,
     AutocompletePopupPositioner* popup_positioner) {
   return new AutocompletePopupViewGtk(edit_view, edit_model, profile,
                                       popup_positioner);
 }