Moves Blink mixed content enums and helper methods to public.

third_party/WebKit/public/platform/WebMixedContent.h

Index: third_party/WebKit/public/platform/WebMixedContent.h
diff --git a/third_party/WebKit/public/platform/WebEffectiveConnectionType.h b/third_party/WebKit/public/platform/WebMixedContent.h
similarity index 72%
copy from third_party/WebKit/public/platform/WebEffectiveConnectionType.h
copy to third_party/WebKit/public/platform/WebMixedContent.h
index 648777e7bd1b0fcaf51a9a06d98f141795e988ab..7f6ec2c6be4ccb14de9055ba3dac471304c6e28e 100644
--- a/third_party/WebKit/public/platform/WebEffectiveConnectionType.h
+++ b/third_party/WebKit/public/platform/WebMixedContent.h
@@ -28,21 +28,28 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef WebEffectiveConnectionType_h
-#define WebEffectiveConnectionType_h
+#ifndef WebMixedContent_h
+#define WebMixedContent_h
+
+#include "public/platform/WebURLRequest.h"
 
 namespace blink {
 
-enum class WebEffectiveConnectionType {
-    TypeUnknown,
-    TypeOffline,
-    TypeSlow2G,
-    Type2G,
-    Type3G,
-    Type4G,
-    TypeBroadband
+// Types and helper functions related to mixed content checks.
+class WebMixedContent {
+public:
+    enum class ContextType {
+        NotMixedContent,
+        Blockable,
+        OptionallyBlockable,
+        ShouldBeBlockable,
+    };
+
+    BLINK_PLATFORM_EXPORT static ContextType contextTypeFromRequestContext(WebURLRequest::RequestContext, bool strictMixedContentCheckingForPlugin);
+
+    BLINK_PLATFORM_EXPORT static const char* requestContextName(WebURLRequest::RequestContext);
 };
 
 } // namespace blink
 
-#endif // WebEffectiveConnectionType_h
+#endif // WebMixedContent_h