Move code in components/safe_browsing_db and chrome/browser/s_b/ under the safe_browsing namespace.

chrome/browser/safe_browsing/threat_details_cache.cc

Index: chrome/browser/safe_browsing/threat_details_cache.cc
diff --git a/chrome/browser/safe_browsing/threat_details_cache.cc b/chrome/browser/safe_browsing/threat_details_cache.cc
index 05a78e01b6b52e78d06ad48a8d6b09486cb371ce..c09f1c39bb095f47332a96da1776dbfad791deba 100644
--- a/chrome/browser/safe_browsing/threat_details_cache.cc
+++ b/chrome/browser/safe_browsing/threat_details_cache.cc
@@ -23,7 +23,10 @@
 #include "net/url_request/url_request_status.h"
 
 using content::BrowserThread;
-using safe_browsing::ClientMalwareReportRequest;
+
+namespace safe_browsing {
+
+class ClientMalwareReportRequest;
 
 // Only send small files for now, a better strategy would use the size
 // of the whole report and the user's bandwidth.
@@ -34,7 +37,7 @@ ThreatDetailsCacheCollector::ThreatDetailsCacheCollector()
 
 void ThreatDetailsCacheCollector::StartCacheCollection(
     net::URLRequestContextGetter* request_context_getter,
-    safe_browsing::ResourceMap* resources,
+    ResourceMap* resources,
     bool* result,
     const base::Closure& callback) {
   // Start the data collection from the HTTP cache. We use a URLFetcher
@@ -89,7 +92,7 @@ void ThreatDetailsCacheCollector::OpenEntry() {
 
 ClientMalwareReportRequest::Resource* ThreatDetailsCacheCollector::GetResource(
     const GURL& url) {
-  safe_browsing::ResourceMap::iterator it = resources_->find(url.spec());
+  ResourceMap::iterator it = resources_->find(url.spec());
   if (it != resources_->end()) {
     return it->second.get();
   }
@@ -201,3 +204,5 @@ void ThreatDetailsCacheCollector::AllDone(bool success) {
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE, callback_);
   callback_.Reset();
 }
+
+}  // namespace safe_browsing