Replace Error(GL_NO_ERROR) with NoError().

In order to make the errors be consistent throughout ANGLE.

BUG=angleproject:1686

Change-Id: I0a2d86091d640aedeac94beae345c1fb6971b00d
Reviewed-on: https://chromium-review.googlesource.com/424835
Commit-Queue: Yunchao He <yunchao.he@intel.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
diff --git a/src/libANGLE/Compiler.cpp b/src/libANGLE/Compiler.cpp
index 0784912..1dcf758 100644
--- a/src/libANGLE/Compiler.cpp
+++ b/src/libANGLE/Compiler.cpp
@@ -154,7 +154,7 @@
 
     mImplementation->release();
 
-    return gl::Error(GL_NO_ERROR);
+    return gl::NoError();
 }
 
 ShHandle Compiler::getCompilerHandle(GLenum type)