mac: Remove code that was only needed on 10.5

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

 // 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.
 
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 
 #import <QuartzCore/QuartzCore.h>
 
 #include <cmath>
 #include <limits>
@@ skipping 377 matching lines @@
                     forButtonState:image_button_cell::kDefaultState];
     [[newTabButton_ cell] setImageID:IDR_NEWTAB_BUTTON_H
                     forButtonState:image_button_cell::kHoverState];
     [[newTabButton_ cell] setImageID:IDR_NEWTAB_BUTTON_P
                     forButtonState:image_button_cell::kPressedState];
     newTabButtonShowingHoverImage_ = NO;
     newTabTrackingArea_.reset(
         [[CrTrackingArea alloc] initWithRect:[newTabButton_ bounds]
                                      options:(NSTrackingMouseEnteredAndExited |
                                               NSTrackingActiveAlways)
-                                proxiedOwner:self
+                                       owner:self
                                     userInfo:nil]);
     if (browserWindow)  // Nil for Browsers without a tab strip (e.g. popups).
       [newTabTrackingArea_ clearOwnerWhenWindowWillClose:browserWindow];
     [newTabButton_ addTrackingArea:newTabTrackingArea_.get()];
     targetFrames_.reset([[NSMutableDictionary alloc] init]);
 
     dragBlockingView_.reset(
         [[TabStripControllerDragBlockingView alloc] initWithFrame:NSZeroRect
                                                        controller:self]);
     [self addSubviewToPermanentList:dragBlockingView_];
@@ skipping 13 matching lines @@
            selector:@selector(tabViewFrameChanged:)
                name:NSViewFrameDidChangeNotification
              object:tabStripView_];
 
     trackingArea_.reset([[CrTrackingArea alloc]
         initWithRect:NSZeroRect  // Ignored by NSTrackingInVisibleRect
              options:NSTrackingMouseEnteredAndExited |
                      NSTrackingMouseMoved |
                      NSTrackingActiveAlways |
                      NSTrackingInVisibleRect
-        proxiedOwner:self
+               owner:self
             userInfo:nil]);
     if (browserWindow)  // Nil for Browsers without a tab strip (e.g. popups).
       [trackingArea_ clearOwnerWhenWindowWillClose:browserWindow];
     [tabStripView_ addTrackingArea:trackingArea_.get()];
 
     // Check to see if the mouse is currently in our bounds so we can
     // enable the tracking areas.  Otherwise we won't get hover states
     // or tab gradients if we load the window up under the mouse.
     NSPoint mouseLoc = [[view window] mouseLocationOutsideOfEventStream];
     mouseLoc = [view convertPoint:mouseLoc fromView:nil];
@@ skipping 1678 matching lines @@
   NSInteger index = [self indexFromModelIndex:modelIndex];
   BrowserWindowController* controller =
       (BrowserWindowController*)[[switchView_ window] windowController];
   DCHECK(index >= 0);
   if (index >= 0) {
     [controller setTab:[self viewAtIndex:index] isDraggable:YES];
   }
 }
 
 @end