Fix javac --incremental by using jmake for dependency analysis

tools/android/eclipse/.classpath

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- {% block header_message %}
 
 Eclipse classpath. See instructions at
 https://code.google.com/p/chromium/wiki/AndroidEclipseDev for setting up Eclipse
 for Chrome Android development.
 
 Obsolete entries can be found using:
 
   for f in $(grep -oP '(?<= path=")[^"]*' tools/android/eclipse/.classpath); do
@@ skipping 61 matching lines @@
     <classpathentry kind="src" path="testing/android/broker/java/src"/>
     <classpathentry kind="src" path="testing/android/driver/java/src"/>
     <classpathentry kind="src" path="testing/android/junit/java/src"/>
     <classpathentry kind="src" path="testing/android/native_test/java/src"/>
     <classpathentry kind="src" path="testing/android/reporter/java/src"/>
     <classpathentry kind="src" path="third_party/android_data_chart/java/src"/>
     <classpathentry kind="src" path="third_party/android_protobuf/src/java/src/main/java" including="com/google/protobuf/nano/*"/>
     <classpathentry kind="src" path="third_party/android_swipe_refresh/java/src"/>
     <classpathentry kind="src" path="third_party/cacheinvalidation/src/java"/>
     <classpathentry kind="src" path="third_party/gif_player/src"/>
+    <classpathentry kind="src" path="third_party/jmake/src"/>
     <classpathentry kind="src" path="third_party/junit/src/src/main/java"/>
     <classpathentry kind="src" path="third_party/mockito/src/cglib-and-asm/src"/>
     <classpathentry kind="src" path="third_party/mockito/src/src"/>
     <classpathentry kind="src" path="third_party/mojo/src/mojo/public/java/bindings/src"/>
     <classpathentry kind="src" path="third_party/mojo/src/mojo/public/java/system/src"/>
     <classpathentry kind="src" path="tools/android/findbugs_plugin/src"/>
     <classpathentry kind="src" path="tools/android/findbugs_plugin/test/java/src"/>
     <classpathentry kind="src" path="tools/android/memconsumer/java/src"/>
     <classpathentry kind="src" path="ui/android/java/src"/>
     <classpathentry kind="src" path="ui/android/javatests/src"/>
@@ skipping 85 matching lines @@
     <classpathentry kind="lib" path="out/Debug/lib.java/jsr_305_javalib.jar"/>
     <classpathentry kind="lib" path="out/Debug/lib.java/net_java.jar"/>
     <classpathentry kind="output" path="out/bin"/>
 
     <!-- {% block additional_entries %} -->
     <!-- When this file is processed as a jinja2 template, additional
          <classpathentry> elements will be inserted here. -->
     <!-- {% endblock %} -->
 
 </classpath>