Bug 73027 [Dialogs] Buttons are too high
I20040831 Buttons are no longer oval but have a rounded rectangle shape (see first screenshot). The second screenshot shows how buttons using the small system font should look like.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ProjectCapabilityEditingPropertyPage.java
IDEWorkbenchMessages
                                        .getString("ProjectCapabilityPropertyPage.errorTitle"), 
                                IDEWorkbenchMessages
                                        .format(
                                                "ProjectCapabilityPropertyPage.capabilityRequired", new Object[] { caps[i].getName() })); 
                return;
            }
        }
        IStatus status = reg.validateCapabilities(caps);
        if (!status.isOK()) {
            ErrorDialog
                    .openError(
                            getShell(),
                            IDEWorkbenchMessages
                                    .getString("ProjectCapabilityPropertyPage.errorTitle"), 
                            IDEWorkbenchMessages
                                    .getString("ProjectCapabilityPropertyPage.invalidSelection"), 
                            status);
            return;
        }
        String[] natureIds = new String[1];
        natureIds[0] = cap.getNatureId();
        ICapabilityUninstallWizard wizard = cap.getUninstallWizard();
        if (wizard == null)
            wizard = new RemoveCapabilityWizard();
        if (wizard != null) {
            wizard.init(PlatformUI.getWorkbench(), StructuredSelection.EMPTY,
                    getProject(), natureIds);
            wizard.addPages();
        }