Prefix string16 with base:: in ui/.

ui/message_center/cocoa/notification_controller.mm

 // Copyright (c) 2013 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.
 
 #import "ui/message_center/cocoa/notification_controller.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 209 matching lines @@
 
 // Gets the rectangle in which notification content should be placed. This
 // rectangle is to the right of the icon and left of the control buttons.
 // This depends on the icon_ and closeButton_ being initialized.
 - (NSRect)currentContentRect;
 
 // Returns the wrapped text that could fit within the content rect with not
 // more than the given number of lines. The wrapped text would be painted using
 // the given font. The Ellipsis could be added at the end of the last line if
 // it is too long.
-- (string16)wrapText:(const string16&)text
+- (string16)wrapText:(const base::string16&)text
              forFont:(NSFont*)font
     maxNumberOfLines:(size_t)lines;
 @end
 
 ////////////////////////////////////////////////////////////////////////////////
 
 @implementation MCNotificationController
 
 - (id)initWithNotification:(const message_center::Notification*)notification
     messageCenter:(message_center::MessageCenter*)messageCenter {
@@ skipping 144 matching lines @@
     for (int i = kNumNotifications - 1; i >= 0; --i) {
       NSTextView* itemView = [self newLabelWithFrame:
           NSMakeRect(0, y, NSWidth(listFrame), lineHeight)];
       [itemView setFont:font];
 
       // Disable the word-wrap in order to show the text in single line.
       [[itemView textContainer] setContainerSize:NSMakeSize(FLT_MAX, FLT_MAX)];
       [[itemView textContainer] setWidthTracksTextView:NO];
 
       // Construct the text from the title and message.
-      string16 text =
+      base::string16 text =
           items[i].title + base::UTF8ToUTF16(" ") + items[i].message;
-      string16 ellidedText =
+      base::string16 ellidedText =
           [self wrapText:text forFont:font maxNumberOfLines:1];
       [itemView setString:base::SysUTF16ToNSString(ellidedText)];
 
       // Use dim color for the title part.
       NSColor* titleColor =
           gfx::SkColorToCalibratedNSColor(message_center::kRegularTextColor);
       NSRange titleRange = NSMakeRange(
           0,
           std::min(ellidedText.size(), items[i].title.size()));
       [itemView setTextColor:titleColor range:titleRange];
@@ skipping 309 matching lines @@
   DCHECK(closeButton_);
 
   NSRect iconFrame, contentFrame;
   NSDivideRect([[self view] bounds], &iconFrame, &contentFrame,
       NSWidth([icon_ frame]) + message_center::kIconToTextPadding,
       NSMinXEdge);
   contentFrame.size.width -= NSWidth([closeButton_ frame]);
   return contentFrame;
 }
 
-- (string16)wrapText:(const string16&)text
+- (string16)wrapText:(const base::string16&)text
              forFont:(NSFont*)nsfont
     maxNumberOfLines:(size_t)lines {
   if (text.empty())
     return text;
   gfx::FontList font_list((gfx::Font(nsfont)));
   int width = NSWidth([self currentContentRect]);
   int height = (lines + 1) * font_list.GetHeight();
 
-  std::vector<string16> wrapped;
+  std::vector<base::string16> wrapped;
   gfx::ElideRectangleText(text, font_list, width, height,
                           gfx::WRAP_LONG_WORDS, &wrapped);
 
   // This could be possible when the input text contains only spaces.
   if (wrapped.empty())
-    return string16();
+    return base::string16();
 
   if (wrapped.size() > lines) {
     // Add an ellipsis to the last line. If this ellipsis makes the last line
     // too wide, that line will be further elided by the gfx::ElideText below.
-    string16 last = wrapped[lines - 1] + UTF8ToUTF16(gfx::kEllipsis);
+    base::string16 last = wrapped[lines - 1] + UTF8ToUTF16(gfx::kEllipsis);
     if (gfx::GetStringWidth(last, font_list) > width)
       last = gfx::ElideText(last, font_list, width, gfx::ELIDE_AT_END);
     wrapped.resize(lines - 1);
     wrapped.push_back(last);
   }
 
   return lines == 1 ? wrapped[0] : JoinString(wrapped, '\n');
 }
 
 @end