Remove LOAD_SUB_FRAME load flag.

net/base/load_flags_list.h

Index: net/base/load_flags_list.h
diff --git a/net/base/load_flags_list.h b/net/base/load_flags_list.h
index 8f3fe0e08c4a382acd76e18734c3ab90ae3dee84..cdb520599a9a5fc66f28422d2a6c310c2188c104 100644
--- a/net/base/load_flags_list.h
+++ b/net/base/load_flags_list.h
@@ -59,37 +59,33 @@ LOAD_FLAG(IGNORE_ALL_CERT_ERRORS, 1 << 11)
 // page is loaded.
 LOAD_FLAG(MAIN_FRAME, 1 << 12)
 
-// Indicate that this is a sub frame, and hence it might have subresources that
-// should be speculatively resolved, or even speculatively preconnected.
-LOAD_FLAG(SUB_FRAME, 1 << 13)
-
 // If present, intercept actual request/response headers from network stack
 // and report them to renderer. This includes cookies, so the flag is only
 // respected if renderer has CanReadRawCookies capability in the security
 // policy.
-LOAD_FLAG(REPORT_RAW_HEADERS, 1 << 14)
+LOAD_FLAG(REPORT_RAW_HEADERS, 1 << 13)
 
 // Indicates that this load was motivated by the rel=prefetch feature,
 // and is (in theory) not intended for the current frame.
-LOAD_FLAG(PREFETCH, 1 << 15)
+LOAD_FLAG(PREFETCH, 1 << 14)
 
 // Indicates that this is a load that ignores limits and should complete
 // immediately.
-LOAD_FLAG(IGNORE_LIMITS, 1 << 16)
+LOAD_FLAG(IGNORE_LIMITS, 1 << 15)
 
 // Indicates that the operation is somewhat likely to be due to an
 // explicit user action. This can be used as a hint to treat the
 // request with higher priority.
-LOAD_FLAG(MAYBE_USER_GESTURE, 1 << 17)
+LOAD_FLAG(MAYBE_USER_GESTURE, 1 << 16)
 
 // Indicates that the username:password portion of the URL should not
 // be honored, but that other forms of authority may be used.
-LOAD_FLAG(DO_NOT_USE_EMBEDDED_IDENTITY, 1 << 18)
+LOAD_FLAG(DO_NOT_USE_EMBEDDED_IDENTITY, 1 << 17)
 
 // Send request directly to the origin if the effective proxy is the data
 // reduction proxy.
 // TODO(rcs): Remove this flag as soon as http://crbug.com/339237 is resolved.
-LOAD_FLAG(BYPASS_DATA_REDUCTION_PROXY, 1 << 19)
+LOAD_FLAG(BYPASS_DATA_REDUCTION_PROXY, 1 << 18)
 
 // Indicates the the request is an asynchronous revalidation.
-LOAD_FLAG(ASYNC_REVALIDATION, 1 << 20)
+LOAD_FLAG(ASYNC_REVALIDATION, 1 << 19)