Implement the rest of ScreenInfo on Linux.

Without this, we leak undefined data into V8 and cause lots of Valgrind
errors.

Review URL: http://codereview.chromium.org/12441


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@6013 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 17 insertions, 0 deletions

diff --git a/webkit/glue/screen_info.h b/webkit/glue/screen_info.h
index b904a9b..7dbc4e5 100644
--- a/webkit/glue/screen_info.h
+++ b/webkit/glue/screen_info.h
@@ -10,10 +10,27 @@
 namespace webkit_glue {
 
 struct ScreenInfo {
+  // The screen depth in bits per pixel
   int depth;
+  // The bits per colour component. This assumes that the colours are balanced
+  // equally.
   int depth_per_component;
+  // This can be true for black and white printers
   bool is_monochrome;
+  // This is set from the rcMonitor member of MONITORINFOEX, to whit:
+  //   "A RECT structure that specifies the display monitor rectangle,
+  //   expressed in virtual-screen coordinates. Note that if the monitor is not
+  //   the primary display monitor, some of the rectangle's coordinates may be
+  //   negative values."
   gfx::Rect rect;
+  // This is set from the rcWork member of MONITORINFOEX, to whit:
+  //   "A RECT structure that specifies the work area rectangle of the display
+  //   monitor that can be used by applications, expressed in virtual-screen
+  //   coordinates. Windows uses this rectangle to maximize an application on
+  //   the monitor. The rest of the area in rcMonitor contains system windows
+  //   such as the task bar and side bars. Note that if the monitor is not the
+  //   primary display monitor, some of the rectangle's coordinates may be
+  //   negative values".
   gfx::Rect available_rect;
 };