Moving performance hints code into its own namespace.

Also renaming PerformanceHintsRewriteHandler to RewriteHandler, since the namespace already disambiguates.

Change-Id: I9a1575b6990fa9736f47d237a71309fa3a6c55a1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2276765
Commit-Queue: Josh Simmons <[email protected]>
Reviewed-by: David Trainor <[email protected]>
Reviewed-by: Megan Jablonski <[email protected]>
Cr-Commit-Position: refs/heads/master@{#786126}
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 033d167..c3f2c07 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -5569,14 +5569,16 @@
      flag_descriptions::
          kContextMenuPerformanceInfoAndRemoteHintFetchingDescription,
      kOsAndroid,
-     FEATURE_VALUE_TYPE(kContextMenuPerformanceInfoAndRemoteHintFetching)},
+     FEATURE_VALUE_TYPE(performance_hints::features::
+                            kContextMenuPerformanceInfoAndRemoteHintFetching)},
 #endif  // !defined(OS_ANDROID)
 
 #if defined(OS_ANDROID)
     {"page-info-performance-hints",
      flag_descriptions::kPageInfoPerformanceHintsName,
      flag_descriptions::kPageInfoPerformanceHintsDescription, kOsAndroid,
-     FEATURE_VALUE_TYPE(kPageInfoPerformanceHints)},
+     FEATURE_VALUE_TYPE(
+         performance_hints::features::kPageInfoPerformanceHints)},
 #endif  // !defined(OS_ANDROID)
 
 #if defined(OS_ANDROID)