content: Move more constants into content namespace.

content/public/common/url_constants.cc

Index: content/public/common/url_constants.cc
diff --git a/content/public/common/url_constants.cc b/content/public/common/url_constants.cc
index f83ebc5102068f483a38d73f9fd43b1182e96fa1..974dd2d0c5d2472e2d3d15f76a6b0412c4d45a7a 100644
--- a/content/public/common/url_constants.cc
+++ b/content/public/common/url_constants.cc
@@ -32,6 +32,11 @@ const char kViewSourceScheme[] = "view-source";
 
 const char kAboutBlankURL[] = "about:blank";
 const char kAboutSrcDocURL[] = "about:srcdoc";
+
+}  // namespace chrome
+
+namespace content {
+
 const char kChromeUIAppCacheInternalsHost[] = "appcache-internals";
 const char kChromeUIAccessibilityHost[] = "accessibility";
 const char kChromeUIBlobInternalsHost[] = "blob-internals";
@@ -45,10 +50,6 @@ const char kChromeUITcmallocHost[] = "tcmalloc";
 const char kChromeUITracingHost[] = "tracing";
 const char kChromeUIWebRTCInternalsHost[] = "webrtc-internals";
 
-}  // namespace chrome
-
-namespace content {
-
 const char kChromeUICrashURL[] = "chrome://crash";
 const char kChromeUIGpuCleanURL[] = "chrome://gpuclean";
 const char kChromeUIGpuCrashURL[] = "chrome://gpucrash";