libchrome: Several upstreamable fixes from libchrome

base/memory/shared_memory_android.cc

Index: base/memory/shared_memory_android.cc
diff --git a/base/memory/shared_memory_android.cc b/base/memory/shared_memory_android.cc
index 6f1d9cb874c664891a1cfaa71920b803ef4c8eaa..f42c605e1fc11181e274c1ee4e4cb3bd78b30703 100644
--- a/base/memory/shared_memory_android.cc
+++ b/base/memory/shared_memory_android.cc
@@ -52,13 +52,13 @@ bool SharedMemory::Create(const SharedMemoryCreateOptions& options) {
   return true;
 }
 
-bool SharedMemory::Delete(const std::string& name) {
+bool SharedMemory::Delete(const std::string&) {
   // Like on Windows, this is intentionally returning true as ashmem will
   // automatically releases the resource when all FDs on it are closed.
   return true;
 }
 
-bool SharedMemory::Open(const std::string& name, bool read_only) {
+bool SharedMemory::Open(const std::string&, bool /*read_only*/) {
   // ashmem doesn't support name mapping
   NOTIMPLEMENTED();
   return false;