Minor javadoc enhancements

Change-Id: Ic24bb0e1e669989f0cae3a9b8fa064b38c8e7948
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index ea40bf4..80a7bed 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -1493,7 +1493,7 @@
     int generatedVerticesCount = 0;
     int verticesCount = count;
     if (count > 4) {
-        // Polyline: account for extra vertices needed for continous tri-strip
+        // Polyline: account for extra vertices needed for continuous tri-strip
         verticesCount += (count - 4);
     }