Roll ANGLE 571:577

577 Fixed framebuffer-object-attachment WebGL conformance test.
576 Update contributors and version
575 Fix clang warnings in PoolAlloc.cpp
574 Fix clang warnings: Intermediate.cpp: warning: '&&' within '||'
573 Fix clang warning: ParseHelper.cpp:264:13: warning: 8 enumeration values not handled in switch
571 Fix clang warning: ConstantUnion.h:56:17: warning: 7 enumeration values not handled in switch

TEST=trybots
BUG=none
Review URL: http://codereview.chromium.org/6712003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@78619 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -38,7 +38,7 @@ deps = {
     (Var("googlecode_url") % "googlemock") + "/trunk@359",
 
   "src/third_party/angle":
-    (Var("googlecode_url") % "angleproject") + "/trunk@571",
+    (Var("googlecode_url") % "angleproject") + "/trunk@577",
 
   # Note that this is *not* where we check out WebKit -- this just
   # puts some extra files into place for the real WebKit checkout to