Re-enable advertising EXT_texture_storage

Trac #19259
Issue=268

The problems on d3d9/winxp have been fixed.

Signed-off-by: Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/trunk@923 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/Context.cpp b/src/libGLESv2/Context.cpp
index 3387c71..7130e89 100644
--- a/src/libGLESv2/Context.cpp
+++ b/src/libGLESv2/Context.cpp
@@ -3486,10 +3486,7 @@
     }
 
     mExtensionString += "GL_EXT_texture_format_BGRA8888 ";
-    // Temporarily disabled until 
-    // http://code.google.com/p/angleproject/issues/detail?id=266
-    // is resolved.
-    //    mExtensionString += "GL_EXT_texture_storage ";
+    mExtensionString += "GL_EXT_texture_storage ";
 
     // ANGLE-specific extensions
     mExtensionString += "GL_ANGLE_framebuffer_blit ";