Bug 600620 - 2/2 - Expose feature status block reason in about:support - r=jmuizelaar, a=blocking2.0-b7

toolkit/content/aboutSupport.js

@@ -187,10 +187,29 @@ function populateGraphicsSection() {
       createHeader(bundle.GetStringFromName("driverDate")),
       createElement("td", gfxInfo.adapterDriverDate),
     ]));
+
+    var d2dEnabled = gfxInfo.D2DEnabled;
+    var d2dMessage = d2dEnabled;
+    if (!d2dEnabled) {
+      var d2dStatus = gfxInfo.getFeatureStatus(gfxgfxInfoInfo.FEATURE_DIRECT2D);
+      if (d2dStatus == gfxInfo.FEATURE_BLOCKED_DEVICE ||
+          d2dStatus == gfxInfo.FEATURE_DISCOURAGED)
+      {
+        d2dMessage = bundle.GetStringFromName("blockedGraphicsCard");
+      }
+      else if (d2dStatus == gfxInfo.FEATURE_BLOCKED_DRIVER_VERSION)
+      {
+        var d2dSuggestedDriverVersion = gfxInfo.getFeatureSuggestedDriverVersion(gfxInfo.FEATURE_DIRECT2D);
+        if (d2dSuggestedDriverVersion) {
+          d2dMessage += bundle.GetStringFromName("tryNewerDriverVersion").replace("%1", d2dSuggestedDriverVersion);
+        }
+      }
+    }
     trGraphics.push(createParentElement("tr", [
       createHeader(bundle.GetStringFromName("direct2DEnabled")),
-      createElement("td", gfxInfo.D2DEnabled),
+      createElement("td", d2dMessage),
     ]));
+
     trGraphics.push(createParentElement("tr", [
       createHeader(bundle.GetStringFromName("directWriteEnabled")),
       createElement("td", gfxInfo.DWriteEnabled),

toolkit/locales/en-US/chrome/global/aboutSupport.properties

@@ -7,6 +7,13 @@
 # "GPU Accelerated Windows: 0/2"
 acceleratedWindows = GPU Accelerated Windows
 
+# LOCALIZATION NOTE The verb "blocked" here refers to a graphics feature such as "Direct2D" or "OpenGL layers".
+# The %1 here is a placeholder, leave unchanged, it will get replaced by the driver version string.
+tryNewerDriverVersion = Blocked on your graphics driver. Try updating your graphics driver to version %1 or newer.
+
+# LOCALIZATION NOTE The verb "blocked" here refers to a graphics feature such as "Direct2D" or "OpenGL layers".
+blockedGraphicsCard = Blocked on your graphics card because of unresolved driver issues.
+
 direct2DEnabled = Direct2D Enabled
 directWriteEnabled = DirectWrite Enabled
 adapterDescription = Adapter Description