b=766998; fennec profiling broken by webapp intent changes; r=wesj

mobile/android/base/GeckoApp.java

@@ -2152,7 +2152,7 @@ abstract public class GeckoApp
             return uri;
 
         final String action = intent.getAction();
-        if (action.startsWith(ACTION_WEBAPP_PREFIX) || ACTION_BOOKMARK.equals(action)) {
+        if ((action != null && action.startsWith(ACTION_WEBAPP_PREFIX)) || ACTION_BOOKMARK.equals(action)) {
             uri = intent.getStringExtra("args");
             if (uri != null && uri.startsWith("--url=")) {
                 uri.replace("--url=", "");

mobile/android/base/GeckoThread.java

@@ -73,9 +73,12 @@ public class GeckoThread extends Thread {
 
         // find the right intent type
         final String action = mIntent.getAction();
-        String type = action.startsWith(GeckoApp.ACTION_WEBAPP_PREFIX) ? "-webapp" :
-                      GeckoApp.ACTION_BOOKMARK.equals(action) ? "-bookmark" :
-                      null;
+        String type = null;
+
+        if (action != null && action.startsWith(GeckoApp.ACTION_WEBAPP_PREFIX))
+            type = "-webapp";
+        else if (GeckoApp.ACTION_BOOKMARK.equals(action))
+            type = "-bookmark";
 
         String args = mIntent.getStringExtra("args");