Bug 371510 - [Compatibility]
IWorkbenchSiteProgressService.warnOfContentChange not implemented in 4.x

CSS to support the warnOfChange
diff --git a/platform/org.eclipse.platform/css/e4_basestyle.css b/platform/org.eclipse.platform/css/e4_basestyle.css
index 13c236b..7a7d8f3 100644
--- a/platform/org.eclipse.platform/css/e4_basestyle.css
+++ b/platform/org.eclipse.platform/css/e4_basestyle.css
@@ -51,8 +51,14 @@
 
 CTabItem {
 	font-style: normal;
+	font-weight: normal;
 }
 
 CTabItem.busy {
 	font-style: italic;
 }
+
+CTabItem.highlighted {
+	font-weight: bold;
+}
+
diff --git a/platform/org.eclipse.platform/css/e4_classic_win7.css b/platform/org.eclipse.platform/css/e4_classic_win7.css
index 162ed79..09fb523 100644
--- a/platform/org.eclipse.platform/css/e4_classic_win7.css
+++ b/platform/org.eclipse.platform/css/e4_classic_win7.css
@@ -45,8 +45,13 @@
 
 CTabItem {
 	font-style: normal;
+	font-weight: normal;
 }
 
 CTabItem.busy {
 	font-style: italic;
 }
+
+CTabItem.highlighted {
+	font-weight: bold;
+}
diff --git a/platform/org.eclipse.platform/css/e4_classic_winxp.css b/platform/org.eclipse.platform/css/e4_classic_winxp.css
index 57042cf..f96e5d3 100644
--- a/platform/org.eclipse.platform/css/e4_classic_winxp.css
+++ b/platform/org.eclipse.platform/css/e4_classic_winxp.css
@@ -45,8 +45,13 @@
 
 CTabItem {
 	font-style: normal;
+	font-weight: normal;
 }
 
 CTabItem.busy {
 	font-style: italic;
 }
+
+CTabItem.highlighted {
+	font-weight: bold;
+}
diff --git a/platform/org.eclipse.platform/css/e4_default.css b/platform/org.eclipse.platform/css/e4_default.css
index 9f9c0bd..3abe273 100644
--- a/platform/org.eclipse.platform/css/e4_default.css
+++ b/platform/org.eclipse.platform/css/e4_default.css
@@ -42,8 +42,13 @@
 
 CTabItem {
 	font-style: normal;
+	font-weight: normal;
 }
 
 CTabItem.busy {
 	font-style: italic;
 }
+
+CTabItem.highlighted {
+	font-weight: bold;
+}
diff --git a/platform/org.eclipse.platform/css/e4_default_winxp_olv.css b/platform/org.eclipse.platform/css/e4_default_winxp_olv.css
index 69117aa..6aae057 100644
--- a/platform/org.eclipse.platform/css/e4_default_winxp_olv.css
+++ b/platform/org.eclipse.platform/css/e4_default_winxp_olv.css
@@ -50,8 +50,13 @@
 
 CTabItem {
 	font-style: normal;
+	font-weight: normal;
 }
 
 CTabItem.busy {
 	font-style: italic;
+}
+
+CTabItem.highlighted {
+	font-weight: bold;
 }
\ No newline at end of file