Mojo: Convert assert()s under mojo/public/cpp/bindings/... to MOJO_DCHECK()s.

mojo/public/cpp/bindings/string.h

Index: mojo/public/cpp/bindings/string.h
diff --git a/mojo/public/cpp/bindings/string.h b/mojo/public/cpp/bindings/string.h
index a242784497531e8e6310fe175dcd1a7ef2e23d17..03080c8376483eec2ae91c5352aede73bb7afcc2 100644
--- a/mojo/public/cpp/bindings/string.h
+++ b/mojo/public/cpp/bindings/string.h
@@ -5,13 +5,11 @@
 #ifndef MOJO_PUBLIC_CPP_BINDINGS_STRING_H_
 #define MOJO_PUBLIC_CPP_BINDINGS_STRING_H_
 
-#include <assert.h>
-
 #include <string>
 
 #include "mojo/public/cpp/bindings/lib/array_internal.h"
 #include "mojo/public/cpp/bindings/type_converter.h"
-#include "mojo/public/cpp/system/macros.h"
+#include "mojo/public/cpp/environment/logging.h"
 
 namespace mojo {
 
@@ -125,7 +123,7 @@ template <size_t N>
 class TypeConverter<String, char[N]> {
  public:
   static String ConvertFrom(const char input[N]) {
-    assert(input);
+    MOJO_DCHECK(input);
     return String(input, N-1);
   }
 };
@@ -135,7 +133,7 @@ template <size_t N>
 class TypeConverter<String, const char[N]> {
  public:
   static String ConvertFrom(const char input[N]) {
-    assert(input);
+    MOJO_DCHECK(input);
     return String(input, N-1);
   }
 };