Add support for multiple render targets in glClear.

TRAC #22659

Signed-off-by: Nicolas Capens
Signed-off-by: Shannon Woods
Author: Jamie Madill

git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2081 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/Context.cpp b/src/libGLESv2/Context.cpp
index be9d49a..f2f5607 100644
--- a/src/libGLESv2/Context.cpp
+++ b/src/libGLESv2/Context.cpp
@@ -1894,8 +1894,7 @@
     {
         mask &= ~GL_COLOR_BUFFER_BIT;
 
-        // TODO: MRT clear
-        if (framebufferObject->getColorbufferType(0) != GL_NONE)
+        if (framebufferObject->hasEnabledColorAttachment())
         {
             finalMask |= GL_COLOR_BUFFER_BIT;
         }