Switch to standard integer types in components/, part 1 of 4.

components/cronet/histogram_manager.cc

Index: components/cronet/histogram_manager.cc
diff --git a/components/cronet/histogram_manager.cc b/components/cronet/histogram_manager.cc
index afbb4478b8fb062c5e8ccd076bdca567e2eb0256..7bd54c2979ea6b848aa5726bb212010693ba1527 100644
--- a/components/cronet/histogram_manager.cc
+++ b/components/cronet/histogram_manager.cc
@@ -51,7 +51,7 @@ void HistogramManager::InconsistencyDetectedInLoggedCount(int amount) {
                        std::abs(amount));
 }
 
-bool HistogramManager::GetDeltas(std::vector<uint8>* data) {
+bool HistogramManager::GetDeltas(std::vector<uint8_t>* data) {
   // Clear the protobuf between calls.
   uma_proto_.Clear();
   histogram_snapshot_manager_.PrepareDeltas(