This CL a logical revert of a previous CL [1], which separated Java
files into common ones and overridable ones.  Now that that overriding
concept is no longer used, there is no need to keep having separate
directory structure.

 [1]: Ic734bd4d20aa050c688a3158b1a382ae0ac18991
      fb74ab15

Fix: 79323502
Test: make -j aosp_taimen-userdebug && make -j
Test: tapas LatinIME && make -j
Change-Id: I2090bc25d18e6d4f24e91c2cbfe832755cbb4e8f

Bug 22010482.

Change-Id: Iaed8abfb13cf4c87895a968d545dca3e5fcf9081

Also adds a hook to log using StatsUtils.
Proto change is coming in a separate CL.

Bug 22010482.

Change-Id: I08065fc7a5cd116e50ff84cb14bbbc44c4f14bc7

Bug: 19712589
Bug: 19715579
Change-Id: Ie06665cab8405455c1b0a2ff034e0bb0731c9156

Bug: 19715579
Change-Id: Ic48de74bde0f9f5d5e68e8289948cc5e92cbfa1e

Bug:19214944
Change-Id: I113f47c49d638790d770fe2781afe7cd1565619d

Change-Id: I109f0e9cf3e972bf60aa3fbbe817337aef70ea3c

Change-Id: I0f334ab5e6f5aa41ad780641276dc3d2aa232f48

This is apparently called only once for every unique word, so repeated instances
of the same word are not handled separately. Upon changing orientation of the
device, however, all invalid words in the textbox are underlined again and this
method is called for each unique instance in order.

Change-Id: Ic57e4b9e5675bd7abd723644aa318d964f7f875f

This CL also adds @SuppressWarning("unused" to java-overridable package.

Bug: 18003991
Change-Id: If70527e30654384705d7a814f5efd181d9f539e1

Non-blocking call in nature.
Bug:17013677

Change-Id: Iff737422bbacbf22c9b0ff6eaf1c1f75e6bf23c3

Change-Id: Ibb2cf0150cd9a851ff48d097688edc916dc82998

Change-Id: I9547b6c0f082ef7c09b251a6458badb65a841229

Change-Id: I4e7dc008b98e398c38aafea5cb31156dde7f42ea

Change-Id: Id45d217073e49ca5f2ba639b608d168d136bba58

Change-Id: I1588448154d086569cb026825fdc36cd1812a582

Bug:16522256
Change-Id: I9cb8129c552159cf17ea5c2656e0988bf0f999f5

Change-Id: I61e32c7a455a273e8daf9a5487d7969923802488
Bug: 17013677

This should make IDEs happy with appropriate source code directory
selection.

Change-Id: Ic734bd4d20aa050c688a3158b1a382ae0ac18991
(cherry picked from commit fb74ab15)

This should make IDEs happy with appropriate source code directory
selection.

bug: 16829244
Change-Id: Ic734bd4d20aa050c688a3158b1a382ae0ac18991

With this CL, the implementation of StatsUtils no longer
needs to know how to read settings from the system.

Insted, the LatinIME class is now responsible for notifying
StatsUtils whenever the settings is changed.

BUG: 14324207
Change-Id: Ic3d26ec31c8d2c082d3e7487b578b323aad2f960

BUG: 11746191
Change-Id: I0b693c4b22793f6e8fd77a9f045f205aa8fe4050

BUG: 11746191
Change-Id: I0218dd07dde1d09321009ea1497258fc4235a1e8