Compiling Dialer requires increasing the javac heap size above
1GB, probably due to the extensive use of annotation processors.
Increase it to 2GB.
Test: m -j ANDROID_COMPILE_WITH_JACK=false
Change-Id: I4dd3759a98ea915469e69f563dc49be8a25d518e
Merged-In: I4dd3759a98ea915469e69f563dc49be8a25d518e
(cherry picked from commit 0e785c79b8)