Store HID report sizes as uint16_t.

device/hid/hid_report_descriptor.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "device/hid/hid_report_descriptor.h"
 
 #include "base/stl_util.h"
 
 namespace device {
 
@@ skipping 11 matching lines @@
     items_.push_back(linked_ptr<HidReportDescriptorItem>(item));
     header_index += item->GetSize();
   }
 }
 
 HidReportDescriptor::~HidReportDescriptor() {}
 
 void HidReportDescriptor::GetDetails(
     std::vector<HidCollectionInfo>* top_level_collections,
     bool* has_report_id,
-    int* max_input_report_size,
-    int* max_output_report_size,
-    int* max_feature_report_size) {
+    uint16_t* max_input_report_size,
+    uint16_t* max_output_report_size,
+    uint16_t* max_feature_report_size) {
   DCHECK(top_level_collections);
   DCHECK(max_input_report_size);
   DCHECK(max_output_report_size);
   DCHECK(max_feature_report_size);
   STLClearObject(top_level_collections);
 
   *has_report_id = false;
   *max_input_report_size = 0;
   *max_output_report_size = 0;
   *max_feature_report_size = 0;
 
   // Global tags data:
   HidUsageAndPage::Page current_usage_page = HidUsageAndPage::kPageUndefined;
-  int current_report_count = 0;
-  int cached_report_count = 0;
-  int current_report_size = 0;
-  int cached_report_size = 0;
-  int current_input_report_size = 0;
-  int current_output_report_size = 0;
-  int current_feature_report_size = 0;
+  uint16_t current_report_count = 0;
+  uint16_t cached_report_count = 0;
+  uint16_t current_report_size = 0;
+  uint16_t cached_report_size = 0;
+  uint16_t current_input_report_size = 0;
+  uint16_t current_output_report_size = 0;
+  uint16_t current_feature_report_size = 0;
 
   // Local tags data:
   uint16_t current_usage = 0;
 
   for (std::vector<linked_ptr<HidReportDescriptorItem> >::const_iterator
            items_iter = items().begin();
        items_iter != items().end();
        ++items_iter) {
     linked_ptr<HidReportDescriptorItem> current_item = *items_iter;
 
@@ skipping 83 matching lines @@
   *max_feature_report_size =
       std::max(*max_feature_report_size, current_feature_report_size);
 
   // Convert bits into bytes
   *max_input_report_size /= kBitsPerByte;
   *max_output_report_size /= kBitsPerByte;
   *max_feature_report_size /= kBitsPerByte;
 }
 
 }  // namespace device