Modify to use new BacktraceMap iterator.

Bug: 69871050

Test: Ran host unit tests.
Change-Id: I3c8c9a49a2c1cf0017502a869d1af0cb2a895ebd
diff --git a/runtime/dexopt_test.cc b/runtime/dexopt_test.cc
index 3c8243a..d93d767 100644
--- a/runtime/dexopt_test.cc
+++ b/runtime/dexopt_test.cc
@@ -218,10 +218,11 @@
 
   std::unique_ptr<BacktraceMap> map(BacktraceMap::Create(getpid(), true));
   ASSERT_TRUE(map.get() != nullptr) << "Failed to build process map";
-  for (BacktraceMap::const_iterator it = map->begin();
+  for (BacktraceMap::iterator it = map->begin();
       reservation_start < reservation_end && it != map->end(); ++it) {
-    ReserveImageSpaceChunk(reservation_start, std::min(it->start, reservation_end));
-    reservation_start = std::max(reservation_start, it->end);
+    const backtrace_map_t* entry = *it;
+    ReserveImageSpaceChunk(reservation_start, std::min(entry->start, reservation_end));
+    reservation_start = std::max(reservation_start, entry->end);
   }
   ReserveImageSpaceChunk(reservation_start, reservation_end);
 }
diff --git a/runtime/mem_map.cc b/runtime/mem_map.cc
index 7f68d2f..f5d12d5 100644
--- a/runtime/mem_map.cc
+++ b/runtime/mem_map.cc
@@ -59,14 +59,15 @@
 
 static std::ostream& operator<<(
     std::ostream& os,
-    std::pair<BacktraceMap::const_iterator, BacktraceMap::const_iterator> iters) {
-  for (BacktraceMap::const_iterator it = iters.first; it != iters.second; ++it) {
+    std::pair<BacktraceMap::iterator, BacktraceMap::iterator> iters) {
+  for (BacktraceMap::iterator it = iters.first; it != iters.second; ++it) {
+    const backtrace_map_t* entry = *it;
     os << StringPrintf("0x%08x-0x%08x %c%c%c %s\n",
-                       static_cast<uint32_t>(it->start),
-                       static_cast<uint32_t>(it->end),
-                       (it->flags & PROT_READ) ? 'r' : '-',
-                       (it->flags & PROT_WRITE) ? 'w' : '-',
-                       (it->flags & PROT_EXEC) ? 'x' : '-', it->name.c_str());
+                       static_cast<uint32_t>(entry->start),
+                       static_cast<uint32_t>(entry->end),
+                       (entry->flags & PROT_READ) ? 'r' : '-',
+                       (entry->flags & PROT_WRITE) ? 'w' : '-',
+                       (entry->flags & PROT_EXEC) ? 'x' : '-', entry->name.c_str());
   }
   return os;
 }
@@ -170,9 +171,10 @@
   }
 
   ScopedBacktraceMapIteratorLock lock(map.get());
-  for (BacktraceMap::const_iterator it = map->begin(); it != map->end(); ++it) {
-    if ((begin >= it->start && begin < it->end)  // start of new within old
-        && (end > it->start && end <= it->end)) {  // end of new within old
+  for (BacktraceMap::iterator it = map->begin(); it != map->end(); ++it) {
+    const backtrace_map_t* entry = *it;
+    if ((begin >= entry->start && begin < entry->end)     // start of new within old
+        && (end > entry->start && end <= entry->end)) {   // end of new within old
       return true;
     }
   }
@@ -194,17 +196,18 @@
     return false;
   }
   ScopedBacktraceMapIteratorLock lock(map.get());
-  for (BacktraceMap::const_iterator it = map->begin(); it != map->end(); ++it) {
-    if ((begin >= it->start && begin < it->end)      // start of new within old
-        || (end > it->start && end < it->end)        // end of new within old
-        || (begin <= it->start && end > it->end)) {  // start/end of new includes all of old
+  for (BacktraceMap::iterator it = map->begin(); it != map->end(); ++it) {
+    const backtrace_map_t* entry = *it;
+    if ((begin >= entry->start && begin < entry->end)      // start of new within old
+        || (end > entry->start && end < entry->end)        // end of new within old
+        || (begin <= entry->start && end > entry->end)) {  // start/end of new includes all of old
       std::ostringstream map_info;
       map_info << std::make_pair(it, map->end());
       *error_msg = StringPrintf("Requested region 0x%08" PRIxPTR "-0x%08" PRIxPTR " overlaps with "
                                 "existing map 0x%08" PRIxPTR "-0x%08" PRIxPTR " (%s)\n%s",
                                 begin, end,
-                                static_cast<uintptr_t>(it->start), static_cast<uintptr_t>(it->end),
-                                it->name.c_str(),
+                                static_cast<uintptr_t>(entry->start), static_cast<uintptr_t>(entry->end),
+                                entry->name.c_str(),
                                 map_info.str().c_str());
       return false;
     }