Fix for issue 1029: Debugger opens files with ^O, but crashes when opening files through other methods

Don't append leading '/' if path is local


git-svn-id: http://skia.googlecode.com/svn/trunk@7593 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/debugger/QT/SkDebuggerGUI.cpp b/debugger/QT/SkDebuggerGUI.cpp
index a64ec9b..6005944 100644
--- a/debugger/QT/SkDebuggerGUI.cpp
+++ b/debugger/QT/SkDebuggerGUI.cpp
@@ -579,7 +579,10 @@
 void SkDebuggerGUI::loadFile(QListWidgetItem *item) {
     if (fDirectoryWidgetActive) {
         fFileName = fPath.toAscii().data();
-        fFileName.append("/");
+        // don't add a '/' to files in the local directory
+        if (fFileName.size() > 0) {
+            fFileName.append("/");
+        }
         fFileName.append(item->text().toAscii().data());
         loadPicture(fFileName);
     }