Remove prefix eliding

chrome/browser/ui/cocoa/tabs/tab_strip_controller.mm

Index: chrome/browser/ui/cocoa/tabs/tab_strip_controller.mm
===================================================================
--- chrome/browser/ui/cocoa/tabs/tab_strip_controller.mm	(revision 86295)
+++ chrome/browser/ui/cocoa/tabs/tab_strip_controller.mm	(working copy)
@@ -47,7 +47,6 @@
 #include "chrome/browser/ui/find_bar/find_tab_helper.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/tabs/tab_menu_model.h"
-#include "chrome/browser/ui/title_prefix_matcher.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/tab_contents/navigation_controller.h"
@@ -172,7 +171,6 @@
             givesIndex:(NSInteger*)index
            disposition:(WindowOpenDisposition*)disposition;
 - (void)setNewTabButtonHoverState:(BOOL)showHover;
-- (void)updateCommonTitlePrefix;
 - (BOOL)shouldShowProfileMenuButton;
 - (void)updateProfileMenuButton;
 @end
@@ -1194,8 +1192,6 @@
   // else.
   [self updateFaviconForContents:contents atIndex:modelIndex];
 
-  [self updateCommonTitlePrefix];
-
   // Send a broadcast that the number of tabs have changed.
   [[NSNotificationCenter defaultCenter]
       postNotificationName:kTabStripNumberOfTabsChanged
@@ -1327,8 +1323,6 @@
 
   // Once we're totally done with the tab, delete its controller
   [tabArray_ removeObjectAtIndex:index];
-
-  [self updateCommonTitlePrefix];
 }
 
 // Called by the CAAnimation delegate when the tab completes the closing
@@ -1530,8 +1524,6 @@
   TabContentsController* updatedController =
       [tabContentsArray_ objectAtIndex:index];
   [updatedController tabDidChange:contents->tab_contents()];
-
-  [self updateCommonTitlePrefix];
 }
 
 // Called when a tab is moved (usually by drag&drop). Keep our parallel arrays
@@ -1587,8 +1579,6 @@
   // the tab has already been rendered, so re-layout the tabstrip. In all other
   // cases, the state is set before the tab is rendered so this isn't needed.
   [self layoutTabs];
-
-  [self updateCommonTitlePrefix];
 }
 
 - (void)setFrameOfActiveTab:(NSRect)frame {
@@ -2122,40 +2112,6 @@
   }
 }
 
-// Update the lengths of common title prefixes for all tabs. This needs
-// to be done every time tabs are added/removed or when titles change.
-- (void)updateCommonTitlePrefix {
-  DCHECK_EQ([tabArray_ count], [tabArray_ count]);
-
-  std::vector<TitlePrefixMatcher::TitleInfo> tabTitleInfos;
-  ScopedVector<string16> titles;
-  size_t tabIndex;
-  size_t tabCount = [tabArray_ count];
-
-  // Add all tab titles to |tabTitleInfos|.
-  for (tabIndex = 0; tabIndex < tabCount; ++tabIndex) {
-    TabController* tabController = [tabArray_ objectAtIndex:tabIndex];
-    string16 title = base::SysNSStringToUTF16([tabController title]);
-    if (!title.empty() && ![tabController mini]) {
-      titles.push_back(new string16(title));
-      tabTitleInfos.push_back(TitlePrefixMatcher::TitleInfo(
-          titles[titles.size() - 1], [tabController url], tabIndex));
-    }
-  }
-
-  // Calculate the prefix length.
-  TitlePrefixMatcher::CalculatePrefixLengths(&tabTitleInfos);
-
-  // Update the prefix length for each tab.
-  for (size_t infoIndex = 0; infoIndex < tabTitleInfos.size(); ++infoIndex) {
-    tabIndex = tabTitleInfos[infoIndex].caller_value;
-    DCHECK(tabIndex < [tabArray_ count]);
-    TabController* tabController = [tabArray_ objectAtIndex:tabIndex];
-    [tabController setTitleCommonPrefixLength:
-        tabTitleInfos[infoIndex].prefix_length];
-  }
-}
-
 - (BOOL)shouldShowProfileMenuButton {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kMultiProfiles))
     return NO;