Remove app/win/win_util.h,cc etc.

base/mac/mac_util.mm

Index: base/mac/mac_util.mm
diff --git a/base/mac/mac_util.mm b/base/mac/mac_util.mm
index f5eb03d011f8455f8e08619ab84b52820e255342..5704e78e69e8e6172540a3050206633396592898 100644
--- a/base/mac/mac_util.mm
+++ b/base/mac/mac_util.mm
@@ -356,36 +356,6 @@ bool ShouldWindowsMiniaturizeOnDoubleClick() {
       [NSWindow performSelector:@selector(_shouldMiniaturizeOnDoubleClick)];
 }
 
-void GrabWindowSnapshot(NSWindow* window,
-    std::vector<unsigned char>* png_representation,
-    int* width, int* height) {
-  png_representation->clear();
-  *width = 0;
-  *height = 0;
-
-  // Make sure to grab the "window frame" view so we get current tab +
-  // tabstrip.
-  NSView* view = [[window contentView] superview];
-  ScopedCFTypeRef<CGImageRef> windowSnapshot(CGWindowListCreateImage(
-      CGRectNull, kCGWindowListOptionIncludingWindow,
-      [[view window] windowNumber], kCGWindowImageBoundsIgnoreFraming));
-  if (CGImageGetWidth(windowSnapshot) <= 0)
-    return;
-
-  scoped_nsobject<NSBitmapImageRep> rep(
-      [[NSBitmapImageRep alloc] initWithCGImage:windowSnapshot]);
-  NSData* data = [rep representationUsingType:NSPNGFileType properties:nil];
-  const unsigned char* buf = static_cast<const unsigned char*>([data bytes]);
-  NSUInteger length = [data length];
-  if (buf == NULL || length == 0)
-    return;
-
-  *width = static_cast<int>([rep pixelsWide]);
-  *height = static_cast<int>([rep pixelsHigh]);
-  png_representation->assign(buf, buf + length);
-  DCHECK(png_representation->size() > 0);
-}
-
 void ActivateProcess(pid_t pid) {
   ProcessSerialNumber process;
   OSStatus status = GetProcessForPID(pid, &process);