This CL does the following: (1) Pass the max_length attribute to the password generator; (2) Update…

chrome/browser/autofill/password_generator.h

Index: chrome/browser/autofill/password_generator.h
diff --git a/chrome/browser/autofill/password_generator.h b/chrome/browser/autofill/password_generator.h
index 0adbd435f43627877a26595ce8d54079e397a196..7c2f3d44f96fb223c75454f5de5fd206f64a887f 100644
--- a/chrome/browser/autofill/password_generator.h
+++ b/chrome/browser/autofill/password_generator.h
@@ -9,6 +9,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/gtest_prod_util.h"
 
 namespace autofill {
 
@@ -18,14 +19,26 @@ namespace autofill {
 // previous generated passwords, crowdsourcing, etc.)
 class PasswordGenerator {
  public:
-  PasswordGenerator();
+  // |max_length| is used as a hint for the generated password's length.
+  explicit PasswordGenerator(size_t max_length);
   ~PasswordGenerator();
 
-  // Returns a random password. The string is guaranteed to be printable and
-  // will not include whitespace characters.
-  std::string Generate();
+  // Returns a random password such that:
+  // (1) Each character is guaranteed to be a non-whitespace printable ASCII
+  //     character.
+  // (2) The generated password will contain AT LEAST one upper case letter, one
+  //     lower case letter, one digit, and one other symbol.
+  // (3) The password length will be equal to |password_length_| (see comment
+  //     for the constructor).
+  std::string Generate() const;
 
  private:
+  // Unit test also need to access |kDefaultPasswordLength|.
+  static const size_t kDefaultPasswordLength;
+  FRIEND_TEST_ALL_PREFIXES(PasswordGeneratorTest, PasswordLength);
+
+  // The length of the generated password.
+  const size_t password_length_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordGenerator);
 };