Merge "HTTPDataSource must be connected before it is usable. Fix this in the stagefright tool."

cmds/stagefright/stagefright.cpp

@@ -434,7 +434,11 @@ int main(int argc, char **argv) {
         sp<DataSource> dataSource;
         if (!strncasecmp("http://", filename, 7)) {
             dataSource = new HTTPDataSource(filename);
-            dataSource = new CachingDataSource(dataSource, 64 * 1024, 10);
+            if (((HTTPDataSource *)dataSource.get())->connect() != OK) {
+                fprintf(stderr, "failed to connect to HTTP server.\n");
+                return -1;
+            }
+            dataSource = new CachingDataSource(dataSource, 32 * 1024, 20);
         } else {
             dataSource = new FileSource(filename);
         }