Fix "unreachable code" warnings (MSVC warning 4702), misc. edition.

components/translate/language_detection/language_detection_util.cc

Index: components/translate/language_detection/language_detection_util.cc
===================================================================
--- components/translate/language_detection/language_detection_util.cc	(revision 256983)
+++ components/translate/language_detection/language_detection_util.cc	(working copy)
@@ -245,29 +245,32 @@
     translate::ReportLanguageVerification(
         translate::LANGUAGE_VERIFICATION_UNKNOWN);
     return language;
-  } else if (CanCLDComplementSubCode(language, cld_language)) {
+  }
+
+  if (CanCLDComplementSubCode(language, cld_language)) {
     translate::ReportLanguageVerification(
         translate::LANGUAGE_VERIFICATION_CLD_COMPLEMENT_SUB_CODE);
     return cld_language;
-  } else if (IsSameOrSimilarLanguages(language, cld_language)) {
+  }
+
+  if (IsSameOrSimilarLanguages(language, cld_language)) {
     translate::ReportLanguageVerification(
         translate::LANGUAGE_VERIFICATION_CLD_AGREE);
     return language;
-  } else if (MaybeServerWrongConfiguration(language, cld_language)) {
+  }
+
+  if (MaybeServerWrongConfiguration(language, cld_language)) {
     translate::ReportLanguageVerification(
         translate::LANGUAGE_VERIFICATION_TRUST_CLD);
     return cld_language;
-  } else {
-    translate::ReportLanguageVerification(
-        translate::LANGUAGE_VERIFICATION_CLD_DISAGREE);
-    // Content-Language value might be wrong because CLD says that this page
-    // is written in another language with confidence.
-    // In this case, Chrome doesn't rely on any of the language codes, and
-    // gives up suggesting a translation.
-    return std::string(kUnknownLanguageCode);
   }
 
-  return language;
+  // Content-Language value might be wrong because CLD says that this page is
+  // written in another language with confidence.  In this case, Chrome doesn't
+  // rely on any of the language codes, and gives up suggesting a translation.
+  translate::ReportLanguageVerification(
+      translate::LANGUAGE_VERIFICATION_CLD_DISAGREE);
+  return kUnknownLanguageCode;
 }
 
 void CorrectLanguageCodeTypo(std::string* code) {