disable -Wdeprecated-declarations in legacy code

this avoids downstream projects from needing to add this flag to their
build.

BUG=webm:1445

Change-Id: I03f3cc20496bc52245b6c3c013ae3c13936f4b4f

common/hdr_util.h

@@ -47,7 +47,15 @@ struct Vp9CodecFeatures {
   int chroma_subsampling;
 };
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
 typedef std::auto_ptr<mkvmuxer::PrimaryChromaticity> PrimaryChromaticityPtr;
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic pop
+#endif
 
 bool CopyPrimaryChromaticity(const mkvparser::PrimaryChromaticity& parser_pc,
                              PrimaryChromaticityPtr* muxer_pc);

mkvmuxer/mkvmuxer.cc

@@ -24,6 +24,11 @@
 #include "mkvmuxer/mkvwriter.h"
 #include "mkvparser/mkvparser.h"
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 namespace mkvmuxer {
 
 const float PrimaryChromaticity::kChromaticityMin = 0.0f;

mkvmuxer_sample.cc

@@ -29,6 +29,11 @@
 
 #include "sample_muxer_metadata.h"
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 namespace {
 
 void Usage() {

mkvparser/mkvparser.cc

@@ -22,6 +22,11 @@
 
 #include "common/webmids.h"
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 namespace mkvparser {
 const float MasteringMetadata::kValueNotPresent = FLT_MAX;
 const long long Colour::kValueNotPresent = LLONG_MAX;

mkvparser_sample.cc

@@ -16,6 +16,11 @@
 #include "mkvparser/mkvparser.h"
 #include "mkvparser/mkvreader.h"
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 namespace {
 const wchar_t* utf8towcs(const char* str) {
   if (str == NULL)

vttdemux.cc

@@ -20,6 +20,11 @@
 
 using std::string;
 
+// disable deprecation warnings for auto_ptr
+#if defined(__GNUC__) && __GNUC__ >= 5
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 namespace libwebm {
 namespace vttdemux {