Revert r97185 "Update libvpx snapshot to v0.9.7-p1 (Cayuga)."

libvpx/source/libvpx/build/make/gen_msvs_proj.sh

Index: libvpx/source/libvpx/build/make/gen_msvs_proj.sh
diff --git a/libvpx/source/libvpx/build/make/gen_msvs_proj.sh b/libvpx/source/libvpx/build/make/gen_msvs_proj.sh
index ff9b665fcdea2743d012f1735f7a81a27ec49bb0..c2ef44a9b6366bd7e665ed32a71a79f5789e6bc0 100755
--- a/libvpx/source/libvpx/build/make/gen_msvs_proj.sh
+++ b/libvpx/source/libvpx/build/make/gen_msvs_proj.sh
@@ -365,7 +365,7 @@ generate_vcproj() {
                             DebugInformationFormat="1" \
                             Detect64BitPortabilityProblems="true" \
 
-                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="true"
+                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="1"
                     ;;
                     *)
                         tag Tool \
@@ -379,7 +379,7 @@ generate_vcproj() {
                             DebugInformationFormat="1" \
                             Detect64BitPortabilityProblems="true" \
 
-                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="true"
+                        $uses_asm && tag Tool Name="YASM"  IncludePaths="$incs" Debug="1"
                     ;;
                 esac
             ;;
@@ -447,8 +447,6 @@ generate_vcproj() {
                     obj_int_extract)
                         tag Tool \
                             Name="VCCLCompilerTool" \
-                            Optimization="2" \
-                            FavorSizeorSpeed="1" \
                             AdditionalIncludeDirectories="$incs" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE" \
                             RuntimeLibrary="$release_runtime" \
@@ -464,8 +462,6 @@ generate_vcproj() {
 
                         tag Tool \
                             Name="VCCLCompilerTool" \
-                            Optimization="2" \
-                            FavorSizeorSpeed="1" \
                             AdditionalIncludeDirectories="$incs" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;$defines" \
                             RuntimeLibrary="$release_runtime" \
@@ -480,8 +476,6 @@ generate_vcproj() {
                         tag Tool \
                             Name="VCCLCompilerTool" \
                             AdditionalIncludeDirectories="$incs" \
-                            Optimization="2" \
-                            FavorSizeorSpeed="1" \
                             PreprocessorDefinitions="WIN32;NDEBUG;_CRT_SECURE_NO_WARNINGS;_CRT_SECURE_NO_DEPRECATE;$defines" \
                             RuntimeLibrary="$release_runtime" \
                             UsePrecompiledHeader="0" \