gen_msvs_*proj.sh: add 'cpp' as a source extension

Change-Id: I21cdaeea33a56dd4c0e38c36d01f338b1ab04c74
diff --git a/build/make/gen_msvs_proj.sh b/build/make/gen_msvs_proj.sh
index 5936370..df91435 100755
--- a/build/make/gen_msvs_proj.sh
+++ b/build/make/gen_msvs_proj.sh
@@ -162,7 +162,8 @@
                         done
                     done
                 fi
-                if [ "$pat" == "c" ] || [ "$pat" == "cc" ] ; then
+                if [ "$pat" == "c" ] || \
+                   [ "$pat" == "cc" ] || [ "$pat" == "cpp" ]; then
                     for plat in "${platforms[@]}"; do
                         for cfg in Debug Release; do
                             open_tag FileConfiguration \
@@ -561,7 +562,7 @@
     close_tag Configurations
 
     open_tag Files
-    generate_filter srcs   "Source Files"   "c;cc;def;odl;idl;hpj;bat;asm;asmx"
+    generate_filter srcs   "Source Files"   "c;cc;cpp;def;odl;idl;hpj;bat;asm;asmx"
     generate_filter hdrs   "Header Files"   "h;hm;inl;inc;xsd"
     generate_filter resrcs "Resource Files" "rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav"
     generate_filter resrcs "Build Files"    "mk"
diff --git a/build/make/gen_msvs_vcxproj.sh b/build/make/gen_msvs_vcxproj.sh
index 7c8871b..23990a4 100755
--- a/build/make/gen_msvs_vcxproj.sh
+++ b/build/make/gen_msvs_vcxproj.sh
@@ -174,7 +174,8 @@
                         done
                     done
                     close_tag CustomBuild
-                elif [ "$pat" == "c" ] || [ "$pat" == "cc" ] ; then
+                elif [ "$pat" == "c" ] || \
+                     [ "$pat" == "cc" ] || [ "$pat" == "cpp" ]; then
                     open_tag ClCompile \
                         Include=".\\$f"
                     # Separate file names with Condition?
@@ -524,7 +525,7 @@
     done
 
     open_tag ItemGroup
-    generate_filter "Source Files"   "c;cc;def;odl;idl;hpj;bat;asm;asmx;s"
+    generate_filter "Source Files"   "c;cc;cpp;def;odl;idl;hpj;bat;asm;asmx;s"
     close_tag ItemGroup
     open_tag ItemGroup
     generate_filter "Header Files"   "h;hm;inl;inc;xsd"