[Mac] Organize some files into chrome/browser/ui/cocoa/toolbar/....

chrome/browser/ui/cocoa/toolbar_view.mm

-  // 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.
-
-#import "chrome/browser/ui/cocoa/toolbar_view.h"
-
-#import "chrome/browser/ui/cocoa/themed_window.h"
-#import "chrome/browser/ui/cocoa/view_id_util.h"
-
-@implementation ToolbarView
-
-@synthesize dividerOpacity = dividerOpacity_;
-
-// Prevent mouse down events from moving the parent window around.
-- (BOOL)mouseDownCanMoveWindow {
-  return NO;
-}
-
-- (void)drawRect:(NSRect)rect {
-  // The toolbar's background pattern is phased relative to the
-  // tab strip view's background pattern.
-  NSPoint phase = [[self window] themePatternPhase];
-  [[NSGraphicsContext currentContext] setPatternPhase:phase];
-  [self drawBackground];
-}
-
-// Override of |-[BackgroundGradientView strokeColor]|; make it respect opacity.
-- (NSColor*)strokeColor {
-  return [[super strokeColor] colorWithAlphaComponent:[self dividerOpacity]];
-}
-
-- (BOOL)accessibilityIsIgnored {
-  return NO;
-}
-
-- (id)accessibilityAttributeValue:(NSString*)attribute {
-  if ([attribute isEqual:NSAccessibilityRoleAttribute])
-    return NSAccessibilityToolbarRole;
-
-  return [super accessibilityAttributeValue:attribute];
-}
-
-- (ViewID)viewID {
-  return VIEW_ID_TOOLBAR;
-}
-
-@end