Delete shaders after a compile error. Also disable extra logging.

Change-Id: I9b1558b0feac3d9b2cca926feeaf73921664cc73
diff --git a/libs/hwui/Program.cpp b/libs/hwui/Program.cpp
index dbae38e..6528d91 100644
--- a/libs/hwui/Program.cpp
+++ b/libs/hwui/Program.cpp
@@ -51,6 +51,8 @@
             LOGE("Error while linking shaders: %s", log);
             delete log;
         }
+        glDeleteShader(vertexShader);
+        glDeleteShader(fragmentShader);
         glDeleteProgram(id);
     }