Revert 239759 "The comment in base64.h implies that base::Base64..."

trunk/src/google_apis/gaia/oauth_request_signer.cc

Index: trunk/src/google_apis/gaia/oauth_request_signer.cc
===================================================================
--- trunk/src/google_apis/gaia/oauth_request_signer.cc	(revision 239920)
+++ trunk/src/google_apis/gaia/oauth_request_signer.cc	(working copy)
@@ -204,12 +204,10 @@
   DCHECK(hmac.DigestLength() == kHmacDigestLength);
   unsigned char digest[kHmacDigestLength];
   bool result = hmac.Init(key) &&
-      hmac.Sign(text, digest, kHmacDigestLength);
-  if (result) {
-    base::Base64Encode(
-        std::string(reinterpret_cast<const char*>(digest), kHmacDigestLength),
-        signature_return);
-  }
+      hmac.Sign(text, digest, kHmacDigestLength) &&
+      base::Base64Encode(std::string(reinterpret_cast<const char*>(digest),
+                                     kHmacDigestLength),
+                         signature_return);
   return result;
 }