Add hooks in JNI to start using native path parsing

Change-Id: Iaa0d3c2c1936c248146ed7f186a13e8e79be818e
diff --git a/libs/hwui/PathParser.cpp b/libs/hwui/PathParser.cpp
index e8ed8a1..61b9d21 100644
--- a/libs/hwui/PathParser.cpp
+++ b/libs/hwui/PathParser.cpp
@@ -183,10 +183,16 @@
     ALOGD("points are : %s", os.str().c_str());
 }
 
-void PathParser::parseStringForSkPath(SkPath* skPath, const char* pathStr, size_t strLen) {
+bool PathParser::parseStringForSkPath(SkPath* skPath, const char* pathStr, size_t strLen) {
     PathData pathData;
     getPathDataFromString(&pathData, pathStr, strLen);
+
+    // Check if there is valid data coming out of parsing the string.
+    if (pathData.verbs.size() == 0) {
+        return false;
+    }
     VectorDrawablePath::verbsToPath(skPath, &pathData);
+    return true;
 }
 
 }; // namespace uirenderer