Change the cast in base::Location::Hash to uintptr_t.

base/location.h

Index: base/location.h
diff --git a/base/location.h b/base/location.h
index 477dc022273960d87bf2d618f9366ab6efe3d65d..8f77f7ed857fc0f57d19ebfc71d6e3dd7d05088a 100644
--- a/base/location.h
+++ b/base/location.h
@@ -58,11 +58,7 @@ class BASE_EXPORT Location {
       // it comes from __FILE__, so no need to check the contents of the string.
       // See the definition of FROM_HERE in location.h, and how it is used
       // elsewhere.
-
-      // Due to inconsistent definitions of uint64_t and uintptr_t, casting the
-      // file name pointer to a uintptr_t causes a compiler error for some

[danakj, 2015/12/02 20:49:41]

No more compiler errors? Cool. LGTM

-      // platforms. The solution is to explicitly cast it to a uint64_t.
-      return base::HashPair(reinterpret_cast<uint64_t>(location.file_name()),
+      return base::HashPair(reinterpret_cast<uintptr_t>(location.file_name()),
                             location.line_number());
     }
   };