Several background pattern fixes on the Mac....

chrome/browser/cocoa/download_shelf_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/cocoa/download_shelf_view.h"
 
 #include "base/scoped_nsobject.h"
 #import "third_party/GTM/AppKit/GTMTheme.h"
 
 @implementation DownloadShelfView
 
 - (NSColor*)strokeColor {
   return [[self gtm_theme] strokeColorForStyle:GTMThemeStyleToolBar
                                          state:[[self window] isKeyWindow]];
 }
 
 - (void)drawRect:(NSRect)rect {
   BOOL isKey = [[self window] isKeyWindow];
 
-  GTMTheme *theme = [self gtm_theme];
+  GTMTheme* theme = [self gtm_theme];
 
-  NSImage *backgroundImage = [theme backgroundImageForStyle:GTMThemeStyleToolBar
+  NSImage* backgroundImage = [theme backgroundImageForStyle:GTMThemeStyleToolBar
                                                state:GTMThemeStateActiveWindow];
   if (backgroundImage) {
-    [[NSGraphicsContext currentContext] setPatternPhase:NSZeroPoint];
-    NSColor *color = [NSColor colorWithPatternImage:backgroundImage];
+    // We want our backgrounds for the shelf to be phased from the upper
+    // left hand corner of the view.
+    NSPoint phase = NSMakePoint(0, NSHeight([self bounds]));
+    [[NSGraphicsContext currentContext] setPatternPhase:phase];
+    NSColor* color = [NSColor colorWithPatternImage:backgroundImage];
     [color set];
     NSRectFill([self bounds]);
   } else {
-    NSGradient *gradient = [theme gradientForStyle:GTMThemeStyleToolBar
+    NSGradient* gradient = [theme gradientForStyle:GTMThemeStyleToolBar
                                              state:isKey];
     NSPoint startPoint = [self convertPointFromBase:NSMakePoint(0, 0)];
     NSPoint endPoint = [self convertPointFromBase:
         NSMakePoint(0, [self frame].size.height)];
 
     [gradient drawFromPoint:startPoint
                     toPoint:endPoint
                     options:NSGradientDrawsBeforeStartingLocation |
                             NSGradientDrawsAfterEndingLocation];
   }
 
   // Draw top stroke
   [[self strokeColor] set];
   NSRect borderRect, contentRect;
   NSDivideRect([self bounds], &borderRect, &contentRect, 1, NSMaxYEdge);
   NSRectFillUsingOperation(borderRect, NSCompositeSourceOver);
 }
 
 // Mouse down events on the download shelf should not allow dragging the parent
 // window around.
 - (BOOL)mouseDownCanMoveWindow {
   return NO;
 }
 
 @end