[GTK] Fix build after r139665
https://bugs.webkit.org/show_bug.cgi?id=106917

Patch by Michael Pruett <michael@68k.org> on 2013-01-15
Reviewed by Dean Jackson.

* GNUmakefile.list.am:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@139755 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Source/WebCore/GNUmakefile.list.am b/Source/WebCore/GNUmakefile.list.am
index af57497..907bac9 100644
--- a/Source/WebCore/GNUmakefile.list.am
+++ b/Source/WebCore/GNUmakefile.list.am
@@ -6346,6 +6346,8 @@
 	Source/ThirdParty/ANGLE/src/compiler/ShHandle.h \
 	Source/ThirdParty/ANGLE/src/compiler/SymbolTable.cpp \
 	Source/ThirdParty/ANGLE/src/compiler/SymbolTable.h \
+	Source/ThirdParty/ANGLE/src/compiler/VariablePacker.cpp \
+	Source/ThirdParty/ANGLE/src/compiler/VariablePacker.h \
 	Source/ThirdParty/ANGLE/src/compiler/VersionGLSL.cpp \
 	Source/ThirdParty/ANGLE/src/compiler/VersionGLSL.h \
 	Source/ThirdParty/ANGLE/src/compiler/timing/RestrictFragmentShaderTiming.cpp \