diff -r 000000000000 -r 6474c204b198 toolkit/crashreporter/google-breakpad/src/common/mac/HTTPMultipartUpload.m
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/crashreporter/google-breakpad/src/common/mac/HTTPMultipartUpload.m	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,209 @@
+// Copyright (c) 2006, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#import "HTTPMultipartUpload.h"
+#import "GTMDefines.h"
+
+@interface HTTPMultipartUpload(PrivateMethods)
+- (NSString *)multipartBoundary;
+// Each of the following methods will append the starting multipart boundary,
+// but not the ending one.
+- (NSData *)formDataForKey:(NSString *)key value:(NSString *)value;
+- (NSData *)formDataForFileContents:(NSData *)contents name:(NSString *)name;
+- (NSData *)formDataForFile:(NSString *)file name:(NSString *)name;
+@end
+
+@implementation HTTPMultipartUpload
+//=============================================================================
+#pragma mark -
+#pragma mark || Private ||
+//=============================================================================
+- (NSString *)multipartBoundary {
+  // The boundary has 27 '-' characters followed by 16 hex digits
+  return [NSString stringWithFormat:@"---------------------------%08X%08X",
+    rand(), rand()];
+}
+
+//=============================================================================
+- (NSData *)formDataForKey:(NSString *)key value:(NSString *)value {
+  NSString *escaped =
+    [key stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+  NSString *fmt =
+    @"--%@\r\nContent-Disposition: form-data; name=\"%@\"\r\n\r\n%@\r\n";
+  NSString *form = [NSString stringWithFormat:fmt, boundary_, escaped, value];
+
+  return [form dataUsingEncoding:NSUTF8StringEncoding];
+}
+
+//=============================================================================
+- (NSData *)formDataForFileContents:(NSData *)contents name:(NSString *)name {
+  NSMutableData *data = [NSMutableData data];
+  NSString *escaped =
+    [name stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
+  NSString *fmt = @"--%@\r\nContent-Disposition: form-data; name=\"%@\"; "
+    "filename=\"minidump.dmp\"\r\nContent-Type: application/octet-stream\r\n\r\n";
+  NSString *pre = [NSString stringWithFormat:fmt, boundary_, escaped];
+
+  [data appendData:[pre dataUsingEncoding:NSUTF8StringEncoding]];
+  [data appendData:contents];
+
+  return data;
+}
+
+//=============================================================================
+- (NSData *)formDataForFile:(NSString *)file name:(NSString *)name {
+  NSData *contents = [NSData dataWithContentsOfFile:file];
+
+  return [self formDataForFileContents:contents name:name];
+}
+
+//=============================================================================
+#pragma mark -
+#pragma mark || Public ||
+//=============================================================================
+- (id)initWithURL:(NSURL *)url {
+  if ((self = [super init])) {
+    url_ = [url copy];
+    boundary_ = [[self multipartBoundary] retain];
+    files_ = [[NSMutableDictionary alloc] init];
+  }
+
+  return self;
+}
+
+//=============================================================================
+- (void)dealloc {
+  [url_ release];
+  [parameters_ release];
+  [files_ release];
+  [boundary_ release];
+  [response_ release];
+
+  [super dealloc];
+}
+
+//=============================================================================
+- (NSURL *)URL {
+  return url_;
+}
+
+//=============================================================================
+- (void)setParameters:(NSDictionary *)parameters {
+  if (parameters != parameters_) {
+    [parameters_ release];
+    parameters_ = [parameters copy];
+  }
+}
+
+//=============================================================================
+- (NSDictionary *)parameters {
+  return parameters_;
+}
+
+//=============================================================================
+- (void)addFileAtPath:(NSString *)path name:(NSString *)name {
+  [files_ setObject:path forKey:name];
+}
+
+//=============================================================================
+- (void)addFileContents:(NSData *)data name:(NSString *)name {
+  [files_ setObject:data forKey:name];
+}
+
+//=============================================================================
+- (NSDictionary *)files {
+  return files_;
+}
+
+//=============================================================================
+- (NSData *)send:(NSError **)error {
+  NSMutableURLRequest *req = 
+    [[NSMutableURLRequest alloc]
+          initWithURL:url_ cachePolicy:NSURLRequestUseProtocolCachePolicy
+      timeoutInterval:10.0 ];
+
+  NSMutableData *postBody = [NSMutableData data];
+
+  [req setValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@",
+    boundary_] forHTTPHeaderField:@"Content-type"];
+
+  // Add any parameters to the message
+  NSArray *parameterKeys = [parameters_ allKeys];
+  NSString *key;
+
+  NSInteger count = [parameterKeys count];
+  for (NSInteger i = 0; i < count; ++i) {
+    key = [parameterKeys objectAtIndex:i];
+    [postBody appendData:[self formDataForKey:key
+                                        value:[parameters_ objectForKey:key]]];
+  }
+
+  // Add any files to the message
+  NSArray *fileNames = [files_ allKeys];
+  count = [fileNames count];
+  for (NSInteger i = 0; i < count; ++i) {
+    NSString *name = [fileNames objectAtIndex:i];
+    id fileOrData = [files_ objectForKey:name];
+    NSData *fileData;
+
+    // The object can be either the path to a file (NSString) or the contents
+    // of the file (NSData).
+    if ([fileOrData isKindOfClass:[NSData class]])
+      fileData = [self formDataForFileContents:fileOrData name:name];
+    else
+      fileData = [self formDataForFile:fileOrData name:name];
+
+    [postBody appendData:fileData];
+  }
+
+  NSString *epilogue = [NSString stringWithFormat:@"\r\n--%@--\r\n", boundary_];
+  [postBody appendData:[epilogue dataUsingEncoding:NSUTF8StringEncoding]];
+
+  [req setHTTPBody:postBody];
+  [req setHTTPMethod:@"POST"];
+
+  [response_ release];
+  response_ = nil;
+  
+  NSData *data =  [NSURLConnection sendSynchronousRequest:req
+                               returningResponse:&response_
+                                           error:error];
+
+  [response_ retain];
+  [req release];
+
+  return data;
+}
+
+//=============================================================================
+- (NSHTTPURLResponse *)response {
+  return response_;
+}
+
+@end