Work around debugedit failure by removing "./" from #line commands

At least I hope that that's the problem. I don't know what other path
would be the offender. There are no double slashes "//".

qt5-qtwebengine.spec

@@ -298,6 +298,10 @@ BuildArch: noarch
 %patch6 -p1 -b .system-icu-utf
 %patch7 -p1 -b .chimera-nss-init
 %patch8 -p1 -b .no-sse2
+# remove ./ from #line commands in ANGLE to avoid debugedit failure
+sed -i -e 's!\./!!g' \
+  src/3rdparty/chromium/third_party/angle/src/compiler/preprocessor/Tokenizer.cpp \
+  src/3rdparty/chromium/third_party/angle/src/compiler/translator/glslang_lex.cpp
 
 %ifnarch x86_64
 # most arches run out of memory with full debuginfo, so use -g1 on non-x86_64
@@ -431,10 +435,11 @@ popd
 
 
 %changelog
-* Mon Mar 21 2016 Kevin Kofler <Kevin@tigcc.ticalc.org> - 5.6.0-3
+* Tue Mar 22 2016 Kevin Kofler <Kevin@tigcc.ticalc.org> - 5.6.0-3
 - Build with CONFIG+="webcore_debug v8base_debug force_debug_info"
 - Force -fno-delete-null-pointer-checks through CXXFLAGS, Qt flags not used here
 - Use -g1 instead of -g on non-x86_64 to avoid memory exhaustion
+- Work around debugedit failure by removing "./" from #line commands
 
 * Fri Mar 18 2016 Kevin Kofler <Kevin@tigcc.ticalc.org> - 5.6.0-2
 - Avoid checking for the nonexistent icudtl.dat and silence the warnings