Bug 1351910 - Build more files as unified in ipc/glue. r=billm

One file was excluded for using plarena which it did not. The other was
excluded for "clashes with strdup," it does not use strdup.

MozReview-Commit-ID: 5X5H9S4j903

ipc/glue/IPCStreamUtils.cpp

@@ -23,8 +23,11 @@
 #include "nsIAsyncInputStream.h"
 #include "nsIAsyncOutputStream.h"
 #include "nsIPipe.h"
+#include "nsNetCID.h"
 #include "nsStreamUtils.h"
 
+using namespace mozilla::dom;
+
 namespace mozilla {
 namespace ipc {
 

ipc/glue/moz.build

@@ -142,6 +142,7 @@ UNIFIED_SOURCES += [
     'CrashReporterMetadataShmem.cpp',
     'FileDescriptor.cpp',
     'FileDescriptorUtils.cpp',
+    'GeckoChildProcessHost.cpp',
     'InputStreamUtils.cpp',
     'IPCMessageUtils.cpp',
     'IPCStreamChild.cpp',
@@ -158,17 +159,14 @@ UNIFIED_SOURCES += [
     'SharedMemory.cpp',
     'Shmem.cpp',
     'StringUtil.cpp',
+    'URIUtils.cpp',
 ]
 
-# GeckoChildProcessHost.cpp cannot be built in unified mode because it uses plarena.h.
-# URIUtils.cpp cannot be built in unified mode because of name clashes on strdup.
 SOURCES += [
     'BackgroundChildImpl.cpp',
     'BackgroundParentImpl.cpp',
     'FileDescriptorSetChild.cpp',
     'FileDescriptorSetParent.cpp',
-    'GeckoChildProcessHost.cpp',
-    'URIUtils.cpp',
 ]
 
 if CONFIG['_MSC_VER']: