Added namespace rtc to some base classes and functions. It was causing linker error in the FYI bots: http://chromegw.corp.google.com/i/internal.chromium.webrtc.fyi/builders/Android%20Builder%20%28dbg%29/builds/1808/steps/compile/logs/stdio but also, not doing it pollutes the global namespace.

BUG=N/A
R=andrew@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/19479005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@6157 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/base/sslroots.h b/base/sslroots.h
index 0f983cd..31d601c 100644
--- a/base/sslroots.h
+++ b/base/sslroots.h
@@ -8,6 +8,7 @@
 /* subject:/C=SE/O=AddTrust AB/OU=AddTrust External TTP Network/CN=AddTrust External CA Root */
 /* issuer :/C=SE/O=AddTrust AB/OU=AddTrust External TTP Network/CN=AddTrust External CA Root */
 
+namespace rtc {
 
 const unsigned char AddTrust_External_Root_certificate[1082]={
 0x30,0x82,0x04,0x36,0x30,0x82,0x03,0x1E,0xA0,0x03,0x02,0x01,0x02,0x02,0x01,0x01,
@@ -4928,3 +4929,4 @@
   1076,
 };
 
+}  // namspace rtc