wstrings: make l10n_util::TruncateString use string16

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2010 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/renderer_host/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 689 matching lines @@
   MessageLoop::current()->DeleteSoon(FROM_HERE, this);
 }
 
 void RenderWidgetHostViewGtk::SetTooltipText(const std::wstring& tooltip_text) {
   // Maximum number of characters we allow in a tooltip.
   const int kMaxTooltipLength = 8 << 10;
   // Clamp the tooltip length to kMaxTooltipLength so that we don't
   // accidentally DOS the user with a mega tooltip (since GTK doesn't do
   // this itself).
   // I filed https://bugzilla.gnome.org/show_bug.cgi?id=604641 upstream.
-  const std::wstring& clamped_tooltip =
-      l10n_util::TruncateString(tooltip_text, kMaxTooltipLength);
+  const string16 clamped_tooltip =
+      l10n_util::TruncateString(WideToUTF16Hack(tooltip_text),
+                                kMaxTooltipLength);
 
   if (clamped_tooltip.empty()) {
     gtk_widget_set_has_tooltip(view_.get(), FALSE);
   } else {
     gtk_widget_set_tooltip_text(view_.get(),
-                                WideToUTF8(clamped_tooltip).c_str());
+                                UTF16ToUTF8(clamped_tooltip).c_str());
 #if defined(OS_CHROMEOS)
-    tooltip_window_->SetTooltipText(clamped_tooltip);
+    tooltip_window_->SetTooltipText(UTF16ToWideHack(clamped_tooltip));
 #endif  // defined(OS_CHROMEOS)
   }
 }
 
 void RenderWidgetHostViewGtk::SelectionChanged(const std::string& text) {
   if (!text.empty()) {
     GtkClipboard* x_clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
     gtk_clipboard_set_text(x_clipboard, text.c_str(), text.length());
   }
 }
@@ skipping 337 matching lines @@
 }
 
 // static
 RenderWidgetHostView*
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView widget) {
   gpointer user_data = g_object_get_data(G_OBJECT(widget),
                                          kRenderWidgetHostViewKey);
   return reinterpret_cast<RenderWidgetHostView*>(user_data);
 }