Use suffixed {uint,int}{8,16,32,64}_t types.

Removes the use of uint8, etc. in favor of uint8_t.

BUG=webrtc:5024
R=henrik.lundin@webrtc.org, henrikg@webrtc.org, perkj@webrtc.org, solenberg@webrtc.org, stefan@webrtc.org, tina.legrand@webrtc.org

Review URL: https://codereview.webrtc.org/1362503003 .

Cr-Commit-Position: refs/heads/master@{#10196}

webrtc/base/pathutils.h

@@ -92,8 +92,10 @@ public:
   bool SetFilename(const std::string& filename);
 
 #if defined(WEBRTC_WIN)
-  bool GetDrive(char *drive, uint32 bytes) const;
-  static bool GetDrive(char *drive, uint32 bytes,const std::string& pathname);
+  bool GetDrive(char* drive, uint32_t bytes) const;
+  static bool GetDrive(char* drive,
+                       uint32_t bytes,
+                       const std::string& pathname);
 #endif
 
 private: