[Mac] Refactor bookmark bar controller

chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm
index 1a44e33a0f07ce7fcce9f498ca81bd20b04cd94c..d5805df4bc99b72b7134a6f8ccf1602e3046513f 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_bar_view_cocoa.mm
@@ -28,14 +28,10 @@ using base::UserMetricsAction;
 using bookmarks::BookmarkModel;
 using bookmarks::BookmarkNode;
 
-static const CGFloat kInitialContainerWidth = 596;
-static const CGFloat kInitialContainerHeight = 41;
 static const CGFloat kInitialElementYOrigin = 20;
 static const CGFloat kInitialElementHeight = 14;
 static const CGFloat kInitialTextFieldXOrigin = 5;
-// static const CGFloat kInitialTextFieldWidth = 167;
 static const CGFloat kTextFieldTrailingPadding = 5;
-// static const CGFloat kInitialButtonWidth = 199;
 
 @interface BookmarkBarView (Private)
 - (void)themeDidChangeNotification:(NSNotification*)aNotification;
@@ -80,48 +76,40 @@ static const CGFloat kTextFieldTrailingPadding = 5;
 
     NSFont* smallSystemFont =
         [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
-    noItemContainer_.reset(
-        [[NSView alloc] initWithFrame:NSMakeRect(0, 0, kInitialContainerWidth,
-                                                 kInitialContainerHeight)]);
-    [noItemContainer_ setAutoresizingMask:NSViewMaxXMargin];
 
-    noItemTextfield_.reset([[NSTextField alloc]
+    noItemTextField_.reset([[NSTextField alloc]
         initWithFrame:NSMakeRect(kInitialTextFieldXOrigin,
                                  kInitialElementYOrigin, CGFLOAT_MAX,
                                  kInitialElementHeight)]);
-    [noItemTextfield_ setAutoresizingMask:NSViewWidthSizable];
-    [noItemTextfield_ setFont:smallSystemFont];
-    [noItemTextfield_
+    [noItemTextField_ setFont:smallSystemFont];
+    [noItemTextField_
         setStringValue:l10n_util::GetNSString(IDS_BOOKMARKS_NO_ITEMS)];
-    [noItemTextfield_ setEditable:NO];
+    [noItemTextField_ setEditable:NO];
 
-    [noItemTextfield_ setBordered:NO];
-    [[noItemTextfield_ cell] setLineBreakMode:NSLineBreakByTruncatingTail];
+    [noItemTextField_ setBordered:NO];
+    [[noItemTextField_ cell] setLineBreakMode:NSLineBreakByTruncatingTail];
 
-    [noItemTextfield_ setTextColor:[NSColor controlTextColor]];
-    [noItemTextfield_ setBackgroundColor:[NSColor controlColor]];
+    [noItemTextField_ setTextColor:[NSColor controlTextColor]];
+    [noItemTextField_ setBackgroundColor:[NSColor controlColor]];
 
-    [noItemTextfield_ setDrawsBackground:NO];
-    [noItemTextfield_ setTextColor:[NSColor controlTextColor]];
-    [noItemTextfield_ setBackgroundColor:[NSColor controlColor]];
-    [noItemTextfield_ sizeToFit];
+    [noItemTextField_ setDrawsBackground:NO];
+    [noItemTextField_ setTextColor:[NSColor controlTextColor]];
+    [noItemTextField_ setBackgroundColor:[NSColor controlColor]];
+    [noItemTextField_ sizeToFit];
 
     NSButton* importButton = [HyperlinkButtonCell
         buttonWithString:l10n_util::GetNSString(IDS_BOOKMARK_BAR_IMPORT_LINK)];
     importBookmarksButton_.reset([importButton retain]);
     [importBookmarksButton_
-        setFrame:NSMakeRect(NSMaxX([noItemTextfield_ frame]) +
+        setFrame:NSMakeRect(NSMaxX([noItemTextField_ frame]) +
                                 kTextFieldTrailingPadding,
                             kInitialElementYOrigin, CGFLOAT_MAX,
                             kInitialElementHeight)];
-    [importBookmarksButton_ setAutoresizingMask:NSViewMaxXMargin];
     [importBookmarksButton_ setFont:smallSystemFont];
     [importBookmarksButton_ sizeToFit];
-    [noItemContainer_ addSubview:importBookmarksButton_];
 
-    [noItemContainer_ addSubview:noItemTextfield_];
-
-    [self addSubview:noItemContainer_];
+    [self addSubview:noItemTextField_];
+    [self addSubview:importBookmarksButton_];
     [self registerForNotificationsAndDraggedTypes];
   }
   return self;
@@ -169,7 +157,7 @@ static const CGFloat kTextFieldTrailingPadding = 5;
 
   NSColor* color =
       themeProvider->GetNSColor(ThemeProperties::COLOR_BOOKMARK_TEXT);
-  [noItemTextfield_ setTextColor:color];
+  [noItemTextField_ setTextColor:color];
 }
 
 // Mouse down events on the bookmark bar should not allow dragging the parent
@@ -178,12 +166,8 @@ static const CGFloat kTextFieldTrailingPadding = 5;
   return NO;
 }
 
-- (NSTextField*)noItemTextfield {
-  return noItemTextfield_;
-}
-
-- (NSView*)noItemContainer {
-  return noItemContainer_;
+- (NSTextField*)noItemTextField {
+  return noItemTextField_;
 }
 
 - (NSButton*)importBookmarksButton {
@@ -252,7 +236,6 @@ static const CGFloat kTextFieldTrailingPadding = 5;
 - (void)draggingEnded:(id<NSDraggingInfo>)info {
   [controller_ draggingEnded:info];
 
-  [[BookmarkButton draggedButton] setHidden:NO];
   if (dropIndicatorShown_) {
     dropIndicatorShown_ = NO;
     [self dropIndicatorChanged];