Add compile time checks against longs being used in IPC structs on 32 bit Android.

extensions/common/stack_frame.cc

 // Copyright 2013 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 "extensions/common/stack_frame.h"
 
 #include <string>
 
 #include "base/strings/utf_string_conversions.h"
 #include "third_party/re2/src/re2/re2.h"
 
 namespace extensions {
 
 namespace {
 const char kAnonymousFunction[] = "(anonymous function)";
 }
 
 StackFrame::StackFrame() : line_number(1), column_number(1) {
 }
 
 StackFrame::StackFrame(const StackFrame& frame)
     : line_number(frame.line_number),
       column_number(frame.column_number),
       source(frame.source),
       function(frame.function) {
 }
 
-StackFrame::StackFrame(size_t line_number,
-                       size_t column_number,
+StackFrame::StackFrame(uint32_t line_number,
+                       uint32_t column_number,
                        const base::string16& source,
                        const base::string16& function)
     : line_number(line_number),
       column_number(column_number),
       source(source),
       function(function.empty() ? base::UTF8ToUTF16(kAnonymousFunction)
                    : function) {
 }
 
 StackFrame::~StackFrame() {
@@ skipping 31 matching lines @@
 }
 
 bool StackFrame::operator==(const StackFrame& rhs) const {
   return line_number == rhs.line_number &&
          column_number == rhs.column_number &&
          source == rhs.source &&
          function == rhs.function;
 }
 
 }  // namespace extensions