Implement new gray mock.

chrome/browser/ui/views/frame/opaque_browser_frame_view.cc

Index: chrome/browser/ui/views/frame/opaque_browser_frame_view.cc
diff --git a/chrome/browser/ui/views/frame/opaque_browser_frame_view.cc b/chrome/browser/ui/views/frame/opaque_browser_frame_view.cc
index 20616aa7b4921c7bb067eac7ebc2d44b35d30c34..d5a346aff302eb168ef3016927ca49382d1a4b15 100644
--- a/chrome/browser/ui/views/frame/opaque_browser_frame_view.cc
+++ b/chrome/browser/ui/views/frame/opaque_browser_frame_view.cc
@@ -495,6 +495,10 @@ int OpaqueBrowserFrameView::NonClientTopBorderHeight(
       window->IsMaximized()) ? kTabstripTopShadowThickness : 0);
 }
 
+void OpaqueBrowserFrameView::ModifyMaximizedFramePainting(
+    int* theme_offset, SkBitmap** left_corner, SkBitmap** right_corner) {
+}
+
 int OpaqueBrowserFrameView::CaptionButtonY(bool restored) const {
   // Maximized buttons start at window top so that even if their images aren't
   // drawn flush with the screen edge, they still obey Fitts' Law.
@@ -668,13 +672,19 @@ void OpaqueBrowserFrameView::PaintRestoredFrameBorder(gfx::Canvas* canvas) {
       height() - top_left_height - bottom_left_corner->height());
 }
 
-
 void OpaqueBrowserFrameView::PaintMaximizedFrameBorder(gfx::Canvas* canvas) {
   ui::ThemeProvider* tp = GetThemeProvider();
   views::Window* window = frame_->GetWindow();
 
   // Window frame mode and color
   SkBitmap* theme_frame;
+
+  // Allow customization of these attributes.
+  SkBitmap* left = NULL;
+  SkBitmap* right = NULL;
+  int top_offset = 0;
+  ModifyMaximizedFramePainting(&top_offset, &left, &right);
+
   // Never theme app and popup windows.
   if (!browser_view_->IsBrowserTypeNormal()) {
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
@@ -692,9 +702,21 @@ void OpaqueBrowserFrameView::PaintMaximizedFrameBorder(gfx::Canvas* canvas) {
   // kTabstripTopShadowThickness px off the top of the screen.
   int theme_background_y = -(GetHorizontalTabStripVerticalOffset(true) +
       kTabstripTopShadowThickness);
-  canvas->TileImageInt(*theme_frame, 0, theme_background_y, width(),
-                       theme_frame->height());
+  int left_offset = 0, right_offset = 0;
+
+  if (left || right) {
+    DCHECK(left && right);

[sky, 2011/05/02 14:26:27]

The DCHECK and if don't match.

+    left_offset = left->width();
+    right_offset = right->width();
+    canvas->DrawBitmapInt(*left, 0, 0);
+    canvas->DrawBitmapInt(*right, width() - right_offset, 0);
+  }
 
+  canvas->TileImageInt(*theme_frame,
+                       left_offset,
+                       top_offset,
+                       width() - (left_offset + right_offset),
+                       theme_frame->height());
   // Draw the theme frame overlay
   if (tp->HasCustomImage(IDR_THEME_FRAME_OVERLAY) &&
       browser_view_->IsBrowserTypeNormal()) {