Removing 3 gcc warnings:

- redundant ';' after namespace decls
- mix of enums and integer values
- use of && insteand of & for bitwise operations

BUG=NONE
R=stichnot@chromium.org

Review URL: https://codereview.chromium.org/1062803005
diff --git a/src/IceCompileServer.h b/src/IceCompileServer.h
index a0a0e7a..5e30860 100644
--- a/src/IceCompileServer.h
+++ b/src/IceCompileServer.h
@@ -22,7 +22,7 @@
 namespace llvm {
 class DataStreamer;
 class raw_fd_ostream;
-};
+}
 
 namespace Ice {