Update libvpx sources to v0.9.2-35-ga8a38bc. ...

source/libvpx/configure

Index: source/libvpx/configure
===================================================================
--- source/libvpx/configure	(revision 60257)
+++ source/libvpx/configure	(working copy)
@@ -95,6 +95,7 @@
 all_platforms="${all_platforms} mips32-linux-gcc"
 all_platforms="${all_platforms} ppc32-darwin8-gcc"
 all_platforms="${all_platforms} ppc32-darwin9-gcc"
+all_platforms="${all_platforms} ppc32-linux-gcc"
 all_platforms="${all_platforms} ppc64-darwin8-gcc"
 all_platforms="${all_platforms} ppc64-darwin9-gcc"
 all_platforms="${all_platforms} ppc64-linux-gcc"
@@ -412,7 +413,7 @@
         # Can only build shared libs on a subset of platforms. Doing this check
         # here rather than at option parse time because the target auto-detect
         # magic happens after the command line has been parsed.
-	enabled linux || die "--enable-shared only supported on ELF for now"
+        enabled linux || die "--enable-shared only supported on ELF for now"
     fi
     if [ -z "$CC" ]; then
         echo "Bypassing toolchain for environment detection."
@@ -514,7 +515,7 @@
     enabled gcc || soft_disable ccache
     if enabled mips; then
         enable dequant_tokens
-	enable dc_recon
+        enable dc_recon
     fi
 
     # Enable the postbuild target if building for visual studio.